Changes to generated code due to previous commit.

7 files changed, 692 insertions, 939 deletions

diff --git a/csharp/src/AddressBook/Addressbook.cs b/csharp/src/AddressBook/Addressbook.cs
index 4fd46471..0b77ebf1 100644
--- a/csharp/src/AddressBook/Addressbook.cs
+++ b/csharp/src/AddressBook/Addressbook.cs
@@ -13,12 +13,9 @@ namespace Google.Protobuf.Examples.AddressBook {
   public static partial class Addressbook {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_tutorial_Person__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.Person> internal__static_tutorial_Person__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_tutorial_Person_PhoneNumber__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.Person.Types.PhoneNumber> internal__static_tutorial_Person_PhoneNumber__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_tutorial_AddressBook__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.AddressBook> internal__static_tutorial_AddressBook__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_tutorial_Person__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_tutorial_Person_PhoneNumber__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_tutorial_AddressBook__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -38,24 +35,18 @@ namespace Google.Protobuf.Examples.AddressBook {
             "ZXJzb24YASADKAsyEC50dXRvcmlhbC5QZXJzb25CUAoUY29tLmV4YW1wbGUu", 
             "dHV0b3JpYWxCEUFkZHJlc3NCb29rUHJvdG9zqgIkR29vZ2xlLlByb3RvYnVm", 
           "LkV4YW1wbGVzLkFkZHJlc3NCb29r"));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_tutorial_Person__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_tutorial_Person__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.Person>(internal__static_tutorial_Person__Descriptor,
-                new string[] { "Name", "Id", "Email", "Phone", });
-        internal__static_tutorial_Person_PhoneNumber__Descriptor = internal__static_tutorial_Person__Descriptor.NestedTypes[0];
-        internal__static_tutorial_Person_PhoneNumber__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.Person.Types.PhoneNumber>(internal__static_tutorial_Person_PhoneNumber__Descriptor,
-                new string[] { "Number", "Type", });
-        internal__static_tutorial_AddressBook__Descriptor = Descriptor.MessageTypes[1];
-        internal__static_tutorial_AddressBook__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.Examples.AddressBook.AddressBook>(internal__static_tutorial_AddressBook__Descriptor,
-                new string[] { "Person", });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
-          }, assigner);
+          });
+      internal__static_tutorial_Person__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.Examples.AddressBook.Person), descriptor.MessageTypes[0],
+              new string[] { "Name", "Id", "Email", "Phone", });
+      internal__static_tutorial_Person_PhoneNumber__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.Examples.AddressBook.Person.Types.PhoneNumber), descriptor.MessageTypes[0].NestedTypes[0],
+              new string[] { "Number", "Type", });
+      internal__static_tutorial_AddressBook__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.Examples.AddressBook.AddressBook), descriptor.MessageTypes[1],
+              new string[] { "Person", });
     }
     #endregion
 
@@ -69,10 +60,10 @@ namespace Google.Protobuf.Examples.AddressBook {
     private static readonly string[] _fieldNames = new string[] { "email", "id", "name", "phone" };
     private static readonly uint[] _fieldTags = new uint[] { 26, 16, 10, 34 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_Person__Descriptor; }
+      get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Person> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_Person__FieldAccessorTable; }
     }
 
@@ -260,10 +251,10 @@ namespace Google.Protobuf.Examples.AddressBook {
         private static readonly string[] _fieldNames = new string[] { "number", "type" };
         private static readonly uint[] _fieldTags = new uint[] { 10, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_Person_PhoneNumber__Descriptor; }
+          get { return global::Google.Protobuf.Examples.AddressBook.Person.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<PhoneNumber> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_Person_PhoneNumber__FieldAccessorTable; }
         }
 
@@ -403,10 +394,10 @@ namespace Google.Protobuf.Examples.AddressBook {
     private static readonly string[] _fieldNames = new string[] { "person" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_AddressBook__Descriptor; }
+      get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.Descriptor.MessageTypes[1]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<AddressBook> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.Examples.AddressBook.Addressbook.internal__static_tutorial_AddressBook__FieldAccessorTable; }
     }
 
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/MapUnittestProto3.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/MapUnittestProto3.cs
index 54c8880c..365c03a7 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/MapUnittestProto3.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/MapUnittestProto3.cs
@@ -13,94 +13,50 @@ namespace Google.Protobuf.TestProtos {
   public static partial class MapUnittestProto3 {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap> internal__static_protobuf_unittest_TestMap__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32Int32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32Int32Entry> internal__static_protobuf_unittest_TestMap_MapInt32Int32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt64Int64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt64Int64Entry> internal__static_protobuf_unittest_TestMap_MapInt64Int64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapUint32Uint32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapUint32Uint32Entry> internal__static_protobuf_unittest_TestMap_MapUint32Uint32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapUint64Uint64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapUint64Uint64Entry> internal__static_protobuf_unittest_TestMap_MapUint64Uint64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapSint32Sint32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapSint32Sint32Entry> internal__static_protobuf_unittest_TestMap_MapSint32Sint32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapSint64Sint64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapSint64Sint64Entry> internal__static_protobuf_unittest_TestMap_MapSint64Sint64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapFixed32Fixed32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapFixed32Fixed32Entry> internal__static_protobuf_unittest_TestMap_MapFixed32Fixed32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapFixed64Fixed64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapFixed64Fixed64Entry> internal__static_protobuf_unittest_TestMap_MapFixed64Fixed64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapSfixed32Sfixed32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapSfixed32Sfixed32Entry> internal__static_protobuf_unittest_TestMap_MapSfixed32Sfixed32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapSfixed64Sfixed64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapSfixed64Sfixed64Entry> internal__static_protobuf_unittest_TestMap_MapSfixed64Sfixed64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32FloatEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32FloatEntry> internal__static_protobuf_unittest_TestMap_MapInt32FloatEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32DoubleEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32DoubleEntry> internal__static_protobuf_unittest_TestMap_MapInt32DoubleEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapBoolBoolEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapBoolBoolEntry> internal__static_protobuf_unittest_TestMap_MapBoolBoolEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapStringStringEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapStringStringEntry> internal__static_protobuf_unittest_TestMap_MapStringStringEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32BytesEntry> internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32EnumEntry> internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32ForeignMessageEntry> internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMapSubmessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMapSubmessage> internal__static_protobuf_unittest_TestMapSubmessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageMap__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMessageMap> internal__static_protobuf_unittest_TestMessageMap__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMessageMap.Types.MapInt32MessageEntry> internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestSameTypeMap__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestSameTypeMap> internal__static_protobuf_unittest_TestSameTypeMap__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestSameTypeMap.Types.Map1Entry> internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestSameTypeMap.Types.Map2Entry> internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap> internal__static_protobuf_unittest_TestArenaMap__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32Int32Entry> internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt64Int64Entry> internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapUint32Uint32Entry> internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapUint64Uint64Entry> internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSint32Sint32Entry> internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSint64Sint64Entry> internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapFixed32Fixed32Entry> internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapFixed64Fixed64Entry> internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSfixed32Sfixed32Entry> internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSfixed64Sfixed64Entry> internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32FloatEntry> internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32DoubleEntry> internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapBoolBoolEntry> internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32EnumEntry> internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32ForeignMessageEntry> internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MessageContainingEnumCalledType__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MessageContainingEnumCalledType> internal__static_protobuf_unittest_MessageContainingEnumCalledType__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MessageContainingEnumCalledType.Types.TypeEntry> internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MessageContainingMapCalledEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MessageContainingMapCalledEntry> internal__static_protobuf_unittest_MessageContainingMapCalledEntry__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MessageContainingMapCalledEntry.Types.EntryEntry> internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32Int32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt64Int64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapUint32Uint32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapUint64Uint64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapSint32Sint32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapSint64Sint64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapFixed32Fixed32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapFixed64Fixed64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapSfixed32Sfixed32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapSfixed64Sfixed64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32FloatEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32DoubleEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapBoolBoolEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapStringStringEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMapSubmessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageMap__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestSameTypeMap__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MessageContainingEnumCalledType__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MessageContainingMapCalledEntry__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -235,189 +191,142 @@ namespace Google.Protobuf.TestProtos {
             "dmFsdWUYAiABKAU6AjgBKj8KB01hcEVudW0SEAoMTUFQX0VOVU1fRk9PEAAS", 
             "EAoMTUFQX0VOVU1fQkFSEAESEAoMTUFQX0VOVU1fQkFaEAJCIPgBAaoCGkdv", 
           "b2dsZS5Qcm90b2J1Zi5UZXN0UHJvdG9zYgZwcm90bzM="));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
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+      internal__static_protobuf_unittest_TestMap_MapStringStringEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMap.Types.MapStringStringEntry), descriptor.MessageTypes[0].NestedTypes[13],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32BytesEntry), descriptor.MessageTypes[0].NestedTypes[14],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32EnumEntry), descriptor.MessageTypes[0].NestedTypes[15],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMap.Types.MapInt32ForeignMessageEntry), descriptor.MessageTypes[0].NestedTypes[16],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestMapSubmessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMapSubmessage), descriptor.MessageTypes[1],
+              new string[] { "TestMap", });
+      internal__static_protobuf_unittest_TestMessageMap__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMessageMap), descriptor.MessageTypes[2],
+              new string[] { "MapInt32Message", });
+      internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMessageMap.Types.MapInt32MessageEntry), descriptor.MessageTypes[2].NestedTypes[0],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestSameTypeMap__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestSameTypeMap), descriptor.MessageTypes[3],
+              new string[] { "Map1", "Map2", });
+      internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestSameTypeMap.Types.Map1Entry), descriptor.MessageTypes[3].NestedTypes[0],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestSameTypeMap.Types.Map2Entry), descriptor.MessageTypes[3].NestedTypes[1],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap), descriptor.MessageTypes[4],
+              new string[] { "MapInt32Int32", "MapInt64Int64", "MapUint32Uint32", "MapUint64Uint64", "MapSint32Sint32", "MapSint64Sint64", "MapFixed32Fixed32", "MapFixed64Fixed64", "MapSfixed32Sfixed32", "MapSfixed64Sfixed64", "MapInt32Float", "MapInt32Double", "MapBoolBool", "MapInt32Enum", "MapInt32ForeignMessage", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32Int32Entry), descriptor.MessageTypes[4].NestedTypes[0],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt64Int64Entry), descriptor.MessageTypes[4].NestedTypes[1],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapUint32Uint32Entry), descriptor.MessageTypes[4].NestedTypes[2],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapUint64Uint64Entry), descriptor.MessageTypes[4].NestedTypes[3],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSint32Sint32Entry), descriptor.MessageTypes[4].NestedTypes[4],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSint64Sint64Entry), descriptor.MessageTypes[4].NestedTypes[5],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapFixed32Fixed32Entry), descriptor.MessageTypes[4].NestedTypes[6],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapFixed64Fixed64Entry), descriptor.MessageTypes[4].NestedTypes[7],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSfixed32Sfixed32Entry), descriptor.MessageTypes[4].NestedTypes[8],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapSfixed64Sfixed64Entry), descriptor.MessageTypes[4].NestedTypes[9],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32FloatEntry), descriptor.MessageTypes[4].NestedTypes[10],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32DoubleEntry), descriptor.MessageTypes[4].NestedTypes[11],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapBoolBoolEntry), descriptor.MessageTypes[4].NestedTypes[12],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32EnumEntry), descriptor.MessageTypes[4].NestedTypes[13],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestArenaMap.Types.MapInt32ForeignMessageEntry), descriptor.MessageTypes[4].NestedTypes[14],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_MessageContainingEnumCalledType__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MessageContainingEnumCalledType), descriptor.MessageTypes[5],
+              new string[] { "Type", });
+      internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MessageContainingEnumCalledType.Types.TypeEntry), descriptor.MessageTypes[5].NestedTypes[0],
+              new string[] { "Key", "Value", });
+      internal__static_protobuf_unittest_MessageContainingMapCalledEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MessageContainingMapCalledEntry), descriptor.MessageTypes[6],
+              new string[] { "Entry", });
+      internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MessageContainingMapCalledEntry.Types.EntryEntry), descriptor.MessageTypes[6].NestedTypes[0],
+              new string[] { "Key", "Value", });
     }
     #endregion
 
@@ -440,10 +349,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "map_bool_bool", "map_fixed32_fixed32", "map_fixed64_fixed64", "map_int32_bytes", "map_int32_double", "map_int32_enum", "map_int32_float", "map_int32_foreign_message", "map_int32_int32", "map_int64_int64", "map_sfixed32_sfixed32", "map_sfixed64_sfixed64", "map_sint32_sint32", "map_sint64_sint64", "map_string_string", "map_uint32_uint32", "map_uint64_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 106, 58, 66, 122, 98, 130, 90, 138, 10, 18, 74, 82, 42, 50, 114, 26, 34 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestMap> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap__FieldAccessorTable; }
     }
 
@@ -848,10 +757,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32Int32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32Int32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32Int32Entry__FieldAccessorTable; }
         }
 
@@ -986,10 +895,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt64Int64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[1]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt64Int64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt64Int64Entry__FieldAccessorTable; }
         }
 
@@ -1124,10 +1033,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapUint32Uint32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[2]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapUint32Uint32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapUint32Uint32Entry__FieldAccessorTable; }
         }
 
@@ -1262,10 +1171,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapUint64Uint64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[3]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapUint64Uint64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapUint64Uint64Entry__FieldAccessorTable; }
         }
 
@@ -1400,10 +1309,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSint32Sint32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[4]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSint32Sint32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSint32Sint32Entry__FieldAccessorTable; }
         }
 
@@ -1538,10 +1447,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSint64Sint64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[5]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSint64Sint64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSint64Sint64Entry__FieldAccessorTable; }
         }
 
@@ -1676,10 +1585,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 13, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapFixed32Fixed32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[6]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapFixed32Fixed32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapFixed32Fixed32Entry__FieldAccessorTable; }
         }
 
@@ -1814,10 +1723,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 9, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapFixed64Fixed64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[7]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapFixed64Fixed64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapFixed64Fixed64Entry__FieldAccessorTable; }
         }
 
@@ -1952,10 +1861,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 13, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSfixed32Sfixed32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[8]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSfixed32Sfixed32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSfixed32Sfixed32Entry__FieldAccessorTable; }
         }
 
@@ -2090,10 +1999,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 9, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSfixed64Sfixed64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[9]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSfixed64Sfixed64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapSfixed64Sfixed64Entry__FieldAccessorTable; }
         }
 
@@ -2228,10 +2137,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32FloatEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[10]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32FloatEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32FloatEntry__FieldAccessorTable; }
         }
 
@@ -2366,10 +2275,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32DoubleEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[11]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32DoubleEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32DoubleEntry__FieldAccessorTable; }
         }
 
@@ -2504,10 +2413,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapBoolBoolEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[12]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapBoolBoolEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapBoolBoolEntry__FieldAccessorTable; }
         }
 
@@ -2642,10 +2551,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 10, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapStringStringEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[13]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapStringStringEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapStringStringEntry__FieldAccessorTable; }
         }
 
@@ -2780,10 +2689,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[14]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32BytesEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32BytesEntry__FieldAccessorTable; }
         }
 
@@ -2918,10 +2827,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[15]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32EnumEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32EnumEntry__FieldAccessorTable; }
         }
 
@@ -3056,10 +2965,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMap.Descriptor.NestedTypes[16]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32ForeignMessageEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMap_MapInt32ForeignMessageEntry__FieldAccessorTable; }
         }
 
@@ -3206,10 +3115,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "test_map" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMapSubmessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[1]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestMapSubmessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMapSubmessage__FieldAccessorTable; }
     }
 
@@ -3324,10 +3233,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "map_int32_message" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMessageMap__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[2]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestMessageMap> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMessageMap__FieldAccessorTable; }
     }
 
@@ -3428,10 +3337,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestMessageMap.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32MessageEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestMessageMap_MapInt32MessageEntry__FieldAccessorTable; }
         }
 
@@ -3578,10 +3487,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "map1", "map2" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 18 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[3]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestSameTypeMap> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap__FieldAccessorTable; }
     }
 
@@ -3701,10 +3610,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestSameTypeMap.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<Map1Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap_Map1Entry__FieldAccessorTable; }
         }
 
@@ -3839,10 +3748,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestSameTypeMap.Descriptor.NestedTypes[1]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<Map2Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestSameTypeMap_Map2Entry__FieldAccessorTable; }
         }
 
@@ -3982,10 +3891,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "map_bool_bool", "map_fixed32_fixed32", "map_fixed64_fixed64", "map_int32_double", "map_int32_enum", "map_int32_float", "map_int32_foreign_message", "map_int32_int32", "map_int64_int64", "map_sfixed32_sfixed32", "map_sfixed64_sfixed64", "map_sint32_sint32", "map_sint64_sint64", "map_uint32_uint32", "map_uint64_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 106, 58, 66, 98, 114, 90, 122, 10, 18, 74, 82, 42, 50, 26, 34 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[4]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestArenaMap> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap__FieldAccessorTable; }
     }
 
@@ -4352,10 +4261,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32Int32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32Int32Entry__FieldAccessorTable; }
         }
 
@@ -4490,10 +4399,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[1]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt64Int64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt64Int64Entry__FieldAccessorTable; }
         }
 
@@ -4628,10 +4537,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[2]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapUint32Uint32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapUint32Uint32Entry__FieldAccessorTable; }
         }
 
@@ -4766,10 +4675,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[3]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapUint64Uint64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapUint64Uint64Entry__FieldAccessorTable; }
         }
 
@@ -4904,10 +4813,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[4]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSint32Sint32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSint32Sint32Entry__FieldAccessorTable; }
         }
 
@@ -5042,10 +4951,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[5]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSint64Sint64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSint64Sint64Entry__FieldAccessorTable; }
         }
 
@@ -5180,10 +5089,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 13, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[6]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapFixed32Fixed32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapFixed32Fixed32Entry__FieldAccessorTable; }
         }
 
@@ -5318,10 +5227,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 9, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[7]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapFixed64Fixed64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapFixed64Fixed64Entry__FieldAccessorTable; }
         }
 
@@ -5456,10 +5365,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 13, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[8]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSfixed32Sfixed32Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSfixed32Sfixed32Entry__FieldAccessorTable; }
         }
 
@@ -5594,10 +5503,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 9, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[9]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapSfixed64Sfixed64Entry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapSfixed64Sfixed64Entry__FieldAccessorTable; }
         }
 
@@ -5732,10 +5641,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 21 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[10]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32FloatEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32FloatEntry__FieldAccessorTable; }
         }
 
@@ -5870,10 +5779,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 17 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[11]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32DoubleEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32DoubleEntry__FieldAccessorTable; }
         }
 
@@ -6008,10 +5917,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[12]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapBoolBoolEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapBoolBoolEntry__FieldAccessorTable; }
         }
 
@@ -6146,10 +6055,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[13]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32EnumEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32EnumEntry__FieldAccessorTable; }
         }
 
@@ -6284,10 +6193,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestArenaMap.Descriptor.NestedTypes[14]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<MapInt32ForeignMessageEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_TestArenaMap_MapInt32ForeignMessageEntry__FieldAccessorTable; }
         }
 
@@ -6434,10 +6343,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "type" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingEnumCalledType__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[5]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MessageContainingEnumCalledType> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingEnumCalledType__FieldAccessorTable; }
     }
 
@@ -6542,10 +6451,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 18 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.MessageContainingEnumCalledType.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<TypeEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingEnumCalledType_TypeEntry__FieldAccessorTable; }
         }
 
@@ -6692,10 +6601,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "entry" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingMapCalledEntry__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.Descriptor.MessageTypes[6]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MessageContainingMapCalledEntry> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingMapCalledEntry__FieldAccessorTable; }
     }
 
@@ -6796,10 +6705,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "key", "value" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.MessageContainingMapCalledEntry.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<EntryEntry> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.MapUnittestProto3.internal__static_protobuf_unittest_MessageContainingMapCalledEntry_EntryEntry__FieldAccessorTable; }
         }
 
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportProto3.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportProto3.cs
index 939be74a..5afcb4e0 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportProto3.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportProto3.cs
@@ -13,8 +13,7 @@ namespace Google.Protobuf.TestProtos {
   public static partial class UnittestImportProto3 {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_import_ImportMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.ImportMessage> internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -33,17 +32,13 @@ namespace Google.Protobuf.TestProtos {
             "UhAIEg4KCklNUE9SVF9CQVoQCUI8Chhjb20uZ29vZ2xlLnByb3RvYnVmLnRl", 
             "c3RIAfgBAaoCGkdvb2dsZS5Qcm90b2J1Zi5UZXN0UHJvdG9zUABiBnByb3Rv", 
           "Mw=="));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_protobuf_unittest_import_ImportMessage__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.ImportMessage>(internal__static_protobuf_unittest_import_ImportMessage__Descriptor,
-                new string[] { "D", });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
           global::Google.Protobuf.TestProtos.UnittestImportPublicProto3.Descriptor, 
-          }, assigner);
+          });
+      internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.ImportMessage), descriptor.MessageTypes[0],
+              new string[] { "D", });
     }
     #endregion
 
@@ -67,10 +62,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "d" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestImportProto3.internal__static_protobuf_unittest_import_ImportMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestImportProto3.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<ImportMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestImportProto3.internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable; }
     }
 
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
index a5a33ea7..79c0876e 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
@@ -13,8 +13,7 @@ namespace Google.Protobuf.TestProtos {
   public static partial class UnittestImportPublicProto3 {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_import_PublicImportMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.PublicImportMessage> internal__static_protobuf_unittest_import_PublicImportMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_import_PublicImportMessage__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -29,16 +28,12 @@ namespace Google.Protobuf.TestProtos {
             "bzMucHJvdG8SGHByb3RvYnVmX3VuaXR0ZXN0X2ltcG9ydCIgChNQdWJsaWNJ", 
             "bXBvcnRNZXNzYWdlEgkKAWUYASABKAVCNwoYY29tLmdvb2dsZS5wcm90b2J1", 
           "Zi50ZXN0qgIaR29vZ2xlLlByb3RvYnVmLlRlc3RQcm90b3NiBnByb3RvMw=="));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_protobuf_unittest_import_PublicImportMessage__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_protobuf_unittest_import_PublicImportMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.PublicImportMessage>(internal__static_protobuf_unittest_import_PublicImportMessage__Descriptor,
-                new string[] { "E", });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
-          }, assigner);
+          });
+      internal__static_protobuf_unittest_import_PublicImportMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.PublicImportMessage), descriptor.MessageTypes[0],
+              new string[] { "E", });
     }
     #endregion
 
@@ -52,10 +47,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "e" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestImportPublicProto3.internal__static_protobuf_unittest_import_PublicImportMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestImportPublicProto3.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<PublicImportMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestImportPublicProto3.internal__static_protobuf_unittest_import_PublicImportMessage__FieldAccessorTable; }
     }
 
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestIssues.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestIssues.cs
index 16bdb3f2..124f2de7 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestIssues.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestIssues.cs
@@ -13,20 +13,13 @@ namespace UnitTest.Issues.TestProtos {
   public static partial class UnittestIssues {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_Issue307__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307> internal__static_unittest_issues_Issue307__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_Issue307_NestedOnce__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce> internal__static_unittest_issues_Issue307_NestedOnce__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce.Types.NestedTwice> internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_NegativeEnumMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.NegativeEnumMessage> internal__static_unittest_issues_NegativeEnumMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_DeprecatedChild__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.DeprecatedChild> internal__static_unittest_issues_DeprecatedChild__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_DeprecatedFieldsMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.DeprecatedFieldsMessage> internal__static_unittest_issues_DeprecatedFieldsMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_unittest_issues_ItemField__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.ItemField> internal__static_unittest_issues_ItemField__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_Issue307__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_Issue307_NestedOnce__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_NegativeEnumMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_DeprecatedChild__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_DeprecatedFieldsMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_unittest_issues_ItemField__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -55,40 +48,30 @@ namespace UnitTest.Issues.TestProtos {
             "EPv//////////wESFQoITWludXNPbmUQ////////////ASouCg5EZXByZWNh", 
             "dGVkRW51bRITCg9ERVBSRUNBVEVEX1pFUk8QABIHCgNvbmUQAUIfSAGqAhpV", 
           "bml0VGVzdC5Jc3N1ZXMuVGVzdFByb3Rvc2IGcHJvdG8z"));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_unittest_issues_Issue307__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_unittest_issues_Issue307__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307>(internal__static_unittest_issues_Issue307__Descriptor,
-                new string[] { });
-        internal__static_unittest_issues_Issue307_NestedOnce__Descriptor = internal__static_unittest_issues_Issue307__Descriptor.NestedTypes[0];
-        internal__static_unittest_issues_Issue307_NestedOnce__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce>(internal__static_unittest_issues_Issue307_NestedOnce__Descriptor,
-                new string[] { });
-        internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__Descriptor = internal__static_unittest_issues_Issue307_NestedOnce__Descriptor.NestedTypes[0];
-        internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce.Types.NestedTwice>(internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__Descriptor,
-                new string[] { });
-        internal__static_unittest_issues_NegativeEnumMessage__Descriptor = Descriptor.MessageTypes[1];
-        internal__static_unittest_issues_NegativeEnumMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.NegativeEnumMessage>(internal__static_unittest_issues_NegativeEnumMessage__Descriptor,
-                new string[] { "Value", "Values", "PackedValues", });
-        internal__static_unittest_issues_DeprecatedChild__Descriptor = Descriptor.MessageTypes[2];
-        internal__static_unittest_issues_DeprecatedChild__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.DeprecatedChild>(internal__static_unittest_issues_DeprecatedChild__Descriptor,
-                new string[] { });
-        internal__static_unittest_issues_DeprecatedFieldsMessage__Descriptor = Descriptor.MessageTypes[3];
-        internal__static_unittest_issues_DeprecatedFieldsMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.DeprecatedFieldsMessage>(internal__static_unittest_issues_DeprecatedFieldsMessage__Descriptor,
-                new string[] { "PrimitiveValue", "PrimitiveArray", "MessageValue", "MessageArray", "EnumValue", "EnumArray", });
-        internal__static_unittest_issues_ItemField__Descriptor = Descriptor.MessageTypes[4];
-        internal__static_unittest_issues_ItemField__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::UnitTest.Issues.TestProtos.ItemField>(internal__static_unittest_issues_ItemField__Descriptor,
-                new string[] { "Item", });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
-          }, assigner);
+          });
+      internal__static_unittest_issues_Issue307__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.Issue307), descriptor.MessageTypes[0],
+              new string[] { });
+      internal__static_unittest_issues_Issue307_NestedOnce__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce), descriptor.MessageTypes[0].NestedTypes[0],
+              new string[] { });
+      internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce.Types.NestedTwice), descriptor.MessageTypes[0].NestedTypes[0].NestedTypes[0],
+              new string[] { });
+      internal__static_unittest_issues_NegativeEnumMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.NegativeEnumMessage), descriptor.MessageTypes[1],
+              new string[] { "Value", "Values", "PackedValues", });
+      internal__static_unittest_issues_DeprecatedChild__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.DeprecatedChild), descriptor.MessageTypes[2],
+              new string[] { });
+      internal__static_unittest_issues_DeprecatedFieldsMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.DeprecatedFieldsMessage), descriptor.MessageTypes[3],
+              new string[] { "PrimitiveValue", "PrimitiveArray", "MessageValue", "MessageArray", "EnumValue", "EnumArray", });
+      internal__static_unittest_issues_ItemField__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::UnitTest.Issues.TestProtos.ItemField), descriptor.MessageTypes[4],
+              new string[] { "Item", });
     }
     #endregion
 
@@ -116,10 +99,10 @@ namespace UnitTest.Issues.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307__Descriptor; }
+      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Issue307> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307__FieldAccessorTable; }
     }
 
@@ -201,10 +184,10 @@ namespace UnitTest.Issues.TestProtos {
         private static readonly string[] _fieldNames = new string[] {  };
         private static readonly uint[] _fieldTags = new uint[] {  };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307_NestedOnce__Descriptor; }
+          get { return global::UnitTest.Issues.TestProtos.Issue307.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<NestedOnce> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307_NestedOnce__FieldAccessorTable; }
         }
 
@@ -286,10 +269,10 @@ namespace UnitTest.Issues.TestProtos {
             private static readonly string[] _fieldNames = new string[] {  };
             private static readonly uint[] _fieldTags = new uint[] {  };
             public static pbd::MessageDescriptor Descriptor {
-              get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__Descriptor; }
+              get { return global::UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce.Descriptor.NestedTypes[0]; }
             }
 
-            public pb::FieldAccess.FieldAccessorTable<NestedTwice> Fields {
+            public pb::FieldAccess.FieldAccessorTable Fields {
               get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_Issue307_NestedOnce_NestedTwice__FieldAccessorTable; }
             }
 
@@ -380,10 +363,10 @@ namespace UnitTest.Issues.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "packed_values", "value", "values" };
     private static readonly uint[] _fieldTags = new uint[] { 26, 8, 16 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_NegativeEnumMessage__Descriptor; }
+      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.Descriptor.MessageTypes[1]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<NegativeEnumMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_NegativeEnumMessage__FieldAccessorTable; }
     }
 
@@ -529,10 +512,10 @@ namespace UnitTest.Issues.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_DeprecatedChild__Descriptor; }
+      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.Descriptor.MessageTypes[2]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<DeprecatedChild> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_DeprecatedChild__FieldAccessorTable; }
     }
 
@@ -613,10 +596,10 @@ namespace UnitTest.Issues.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "EnumArray", "EnumValue", "MessageArray", "MessageValue", "PrimitiveArray", "PrimitiveValue" };
     private static readonly uint[] _fieldTags = new uint[] { 50, 40, 34, 26, 18, 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_DeprecatedFieldsMessage__Descriptor; }
+      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.Descriptor.MessageTypes[3]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<DeprecatedFieldsMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_DeprecatedFieldsMessage__FieldAccessorTable; }
     }
 
@@ -849,10 +832,10 @@ namespace UnitTest.Issues.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "item" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_ItemField__Descriptor; }
+      get { return global::UnitTest.Issues.TestProtos.UnittestIssues.Descriptor.MessageTypes[4]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<ItemField> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::UnitTest.Issues.TestProtos.UnittestIssues.internal__static_unittest_issues_ItemField__FieldAccessorTable; }
     }
 
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestProto3.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestProto3.cs
index ea486fcc..c9aed740 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestProto3.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestProto3.cs
@@ -13,76 +13,41 @@ namespace Google.Protobuf.TestProtos {
   public static partial class UnittestProto3 {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestAllTypes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestAllTypes> internal__static_protobuf_unittest_TestAllTypes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestAllTypes_NestedMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestAllTypes.Types.NestedMessage> internal__static_protobuf_unittest_TestAllTypes_NestedMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_NestedTestAllTypes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.NestedTestAllTypes> internal__static_protobuf_unittest_NestedTestAllTypes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestDeprecatedFields__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestDeprecatedFields> internal__static_protobuf_unittest_TestDeprecatedFields__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_ForeignMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.ForeignMessage> internal__static_protobuf_unittest_ForeignMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestReservedFields__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestReservedFields> internal__static_protobuf_unittest_TestReservedFields__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestForeignNested__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestForeignNested> internal__static_protobuf_unittest_TestForeignNested__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestReallyLargeTagNumber__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestReallyLargeTagNumber> internal__static_protobuf_unittest_TestReallyLargeTagNumber__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestRecursiveMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestRecursiveMessage> internal__static_protobuf_unittest_TestRecursiveMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMutualRecursionA__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMutualRecursionA> internal__static_protobuf_unittest_TestMutualRecursionA__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestMutualRecursionB__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMutualRecursionB> internal__static_protobuf_unittest_TestMutualRecursionB__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestCamelCaseFieldNames__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestCamelCaseFieldNames> internal__static_protobuf_unittest_TestCamelCaseFieldNames__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestFieldOrderings__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestFieldOrderings> internal__static_protobuf_unittest_TestFieldOrderings__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestFieldOrderings.Types.NestedMessage> internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_SparseEnumMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.SparseEnumMessage> internal__static_protobuf_unittest_SparseEnumMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_OneString__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.OneString> internal__static_protobuf_unittest_OneString__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MoreString__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MoreString> internal__static_protobuf_unittest_MoreString__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_OneBytes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.OneBytes> internal__static_protobuf_unittest_OneBytes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_MoreBytes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MoreBytes> internal__static_protobuf_unittest_MoreBytes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_Int32Message__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Int32Message> internal__static_protobuf_unittest_Int32Message__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_Uint32Message__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Uint32Message> internal__static_protobuf_unittest_Uint32Message__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_Int64Message__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Int64Message> internal__static_protobuf_unittest_Int64Message__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_Uint64Message__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Uint64Message> internal__static_protobuf_unittest_Uint64Message__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_BoolMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BoolMessage> internal__static_protobuf_unittest_BoolMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestOneof__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestOneof> internal__static_protobuf_unittest_TestOneof__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestPackedTypes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestPackedTypes> internal__static_protobuf_unittest_TestPackedTypes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestUnpackedTypes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestUnpackedTypes> internal__static_protobuf_unittest_TestUnpackedTypes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestRepeatedScalarDifferentTagSizes> internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_TestCommentInjectionMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestCommentInjectionMessage> internal__static_protobuf_unittest_TestCommentInjectionMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_FooRequest__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooRequest> internal__static_protobuf_unittest_FooRequest__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_FooResponse__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooResponse> internal__static_protobuf_unittest_FooResponse__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_FooClientMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooClientMessage> internal__static_protobuf_unittest_FooClientMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_FooServerMessage__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooServerMessage> internal__static_protobuf_unittest_FooServerMessage__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_BarRequest__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BarRequest> internal__static_protobuf_unittest_BarRequest__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_protobuf_unittest_BarResponse__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BarResponse> internal__static_protobuf_unittest_BarResponse__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestAllTypes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestAllTypes_NestedMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_NestedTestAllTypes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestDeprecatedFields__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_ForeignMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestReservedFields__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestForeignNested__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestReallyLargeTagNumber__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestRecursiveMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMutualRecursionA__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMutualRecursionB__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestCamelCaseFieldNames__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestFieldOrderings__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_SparseEnumMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_OneString__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MoreString__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_OneBytes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_MoreBytes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_Int32Message__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_Uint32Message__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_Int64Message__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_Uint64Message__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_BoolMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestOneof__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestPackedTypes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestUnpackedTypes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestCommentInjectionMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_FooRequest__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_FooResponse__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_FooClientMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_FooServerMessage__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_BarRequest__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_BarResponse__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -220,153 +185,115 @@ namespace Google.Protobuf.TestProtos {
             "HS5wcm90b2J1Zl91bml0dGVzdC5CYXJSZXF1ZXN0Gh4ucHJvdG9idWZfdW5p", 
             "dHRlc3QuQmFyUmVzcG9uc2VCOkINVW5pdHRlc3RQcm90b0gBgAEBiAEBkAEB", 
           "+AEBqgIaR29vZ2xlLlByb3RvYnVmLlRlc3RQcm90b3NiBnByb3RvMw=="));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_protobuf_unittest_TestAllTypes__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_protobuf_unittest_TestAllTypes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestAllTypes>(internal__static_protobuf_unittest_TestAllTypes__Descriptor,
-                new string[] { "SingleInt32", "SingleInt64", "SingleUint32", "SingleUint64", "SingleSint32", "SingleSint64", "SingleFixed32", "SingleFixed64", "SingleSfixed32", "SingleSfixed64", "SingleFloat", "SingleDouble", "SingleBool", "SingleString", "SingleBytes", "SingleNestedMessage", "SingleForeignMessage", "SingleImportMessage", "SingleNestedEnum", "SingleForeignEnum", "SingleImportEnum", "SinglePublicImportMessage", "RepeatedInt32", "RepeatedInt64", "RepeatedUint32", "RepeatedUint64", "RepeatedSint32", "RepeatedSint64", "RepeatedFixed32", "RepeatedFixed64", "RepeatedSfixed32", "RepeatedSfixed64", "RepeatedFloat", "RepeatedDouble", "RepeatedBool", "RepeatedString", "RepeatedBytes", "RepeatedNestedMessage", "RepeatedForeignMessage", "RepeatedImportMessage", "RepeatedNestedEnum", "RepeatedForeignEnum", "RepeatedImportEnum", "RepeatedPublicImportMessage", "OneofUint32", "OneofNestedMessage", "OneofString", "OneofBytes", "OneofField", });
-        internal__static_protobuf_unittest_TestAllTypes_NestedMessage__Descriptor = internal__static_protobuf_unittest_TestAllTypes__Descriptor.NestedTypes[0];
-        internal__static_protobuf_unittest_TestAllTypes_NestedMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestAllTypes.Types.NestedMessage>(internal__static_protobuf_unittest_TestAllTypes_NestedMessage__Descriptor,
-                new string[] { "Bb", });
-        internal__static_protobuf_unittest_NestedTestAllTypes__Descriptor = Descriptor.MessageTypes[1];
-        internal__static_protobuf_unittest_NestedTestAllTypes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.NestedTestAllTypes>(internal__static_protobuf_unittest_NestedTestAllTypes__Descriptor,
-                new string[] { "Child", "Payload", "RepeatedChild", });
-        internal__static_protobuf_unittest_TestDeprecatedFields__Descriptor = Descriptor.MessageTypes[2];
-        internal__static_protobuf_unittest_TestDeprecatedFields__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestDeprecatedFields>(internal__static_protobuf_unittest_TestDeprecatedFields__Descriptor,
-                new string[] { "DeprecatedInt32", });
-        internal__static_protobuf_unittest_ForeignMessage__Descriptor = Descriptor.MessageTypes[3];
-        internal__static_protobuf_unittest_ForeignMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.ForeignMessage>(internal__static_protobuf_unittest_ForeignMessage__Descriptor,
-                new string[] { "C", });
-        internal__static_protobuf_unittest_TestReservedFields__Descriptor = Descriptor.MessageTypes[4];
-        internal__static_protobuf_unittest_TestReservedFields__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestReservedFields>(internal__static_protobuf_unittest_TestReservedFields__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_TestForeignNested__Descriptor = Descriptor.MessageTypes[5];
-        internal__static_protobuf_unittest_TestForeignNested__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestForeignNested>(internal__static_protobuf_unittest_TestForeignNested__Descriptor,
-                new string[] { "ForeignNested", });
-        internal__static_protobuf_unittest_TestReallyLargeTagNumber__Descriptor = Descriptor.MessageTypes[6];
-        internal__static_protobuf_unittest_TestReallyLargeTagNumber__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestReallyLargeTagNumber>(internal__static_protobuf_unittest_TestReallyLargeTagNumber__Descriptor,
-                new string[] { "A", "Bb", });
-        internal__static_protobuf_unittest_TestRecursiveMessage__Descriptor = Descriptor.MessageTypes[7];
-        internal__static_protobuf_unittest_TestRecursiveMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestRecursiveMessage>(internal__static_protobuf_unittest_TestRecursiveMessage__Descriptor,
-                new string[] { "A", "I", });
-        internal__static_protobuf_unittest_TestMutualRecursionA__Descriptor = Descriptor.MessageTypes[8];
-        internal__static_protobuf_unittest_TestMutualRecursionA__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMutualRecursionA>(internal__static_protobuf_unittest_TestMutualRecursionA__Descriptor,
-                new string[] { "Bb", });
-        internal__static_protobuf_unittest_TestMutualRecursionB__Descriptor = Descriptor.MessageTypes[9];
-        internal__static_protobuf_unittest_TestMutualRecursionB__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestMutualRecursionB>(internal__static_protobuf_unittest_TestMutualRecursionB__Descriptor,
-                new string[] { "A", "OptionalInt32", });
-        internal__static_protobuf_unittest_TestCamelCaseFieldNames__Descriptor = Descriptor.MessageTypes[10];
-        internal__static_protobuf_unittest_TestCamelCaseFieldNames__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestCamelCaseFieldNames>(internal__static_protobuf_unittest_TestCamelCaseFieldNames__Descriptor,
-                new string[] { "PrimitiveField", "StringField", "EnumField", "MessageField", "RepeatedPrimitiveField", "RepeatedStringField", "RepeatedEnumField", "RepeatedMessageField", });
-        internal__static_protobuf_unittest_TestFieldOrderings__Descriptor = Descriptor.MessageTypes[11];
-        internal__static_protobuf_unittest_TestFieldOrderings__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestFieldOrderings>(internal__static_protobuf_unittest_TestFieldOrderings__Descriptor,
-                new string[] { "MyString", "MyInt", "MyFloat", "SingleNestedMessage", });
-        internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__Descriptor = internal__static_protobuf_unittest_TestFieldOrderings__Descriptor.NestedTypes[0];
-        internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestFieldOrderings.Types.NestedMessage>(internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__Descriptor,
-                new string[] { "Oo", "Bb", });
-        internal__static_protobuf_unittest_SparseEnumMessage__Descriptor = Descriptor.MessageTypes[12];
-        internal__static_protobuf_unittest_SparseEnumMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.SparseEnumMessage>(internal__static_protobuf_unittest_SparseEnumMessage__Descriptor,
-                new string[] { "SparseEnum", });
-        internal__static_protobuf_unittest_OneString__Descriptor = Descriptor.MessageTypes[13];
-        internal__static_protobuf_unittest_OneString__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.OneString>(internal__static_protobuf_unittest_OneString__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_MoreString__Descriptor = Descriptor.MessageTypes[14];
-        internal__static_protobuf_unittest_MoreString__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MoreString>(internal__static_protobuf_unittest_MoreString__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_OneBytes__Descriptor = Descriptor.MessageTypes[15];
-        internal__static_protobuf_unittest_OneBytes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.OneBytes>(internal__static_protobuf_unittest_OneBytes__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_MoreBytes__Descriptor = Descriptor.MessageTypes[16];
-        internal__static_protobuf_unittest_MoreBytes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.MoreBytes>(internal__static_protobuf_unittest_MoreBytes__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_Int32Message__Descriptor = Descriptor.MessageTypes[17];
-        internal__static_protobuf_unittest_Int32Message__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Int32Message>(internal__static_protobuf_unittest_Int32Message__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_Uint32Message__Descriptor = Descriptor.MessageTypes[18];
-        internal__static_protobuf_unittest_Uint32Message__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Uint32Message>(internal__static_protobuf_unittest_Uint32Message__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_Int64Message__Descriptor = Descriptor.MessageTypes[19];
-        internal__static_protobuf_unittest_Int64Message__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Int64Message>(internal__static_protobuf_unittest_Int64Message__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_Uint64Message__Descriptor = Descriptor.MessageTypes[20];
-        internal__static_protobuf_unittest_Uint64Message__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.Uint64Message>(internal__static_protobuf_unittest_Uint64Message__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_BoolMessage__Descriptor = Descriptor.MessageTypes[21];
-        internal__static_protobuf_unittest_BoolMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BoolMessage>(internal__static_protobuf_unittest_BoolMessage__Descriptor,
-                new string[] { "Data", });
-        internal__static_protobuf_unittest_TestOneof__Descriptor = Descriptor.MessageTypes[22];
-        internal__static_protobuf_unittest_TestOneof__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestOneof>(internal__static_protobuf_unittest_TestOneof__Descriptor,
-                new string[] { "FooInt", "FooString", "FooMessage", "Foo", });
-        internal__static_protobuf_unittest_TestPackedTypes__Descriptor = Descriptor.MessageTypes[23];
-        internal__static_protobuf_unittest_TestPackedTypes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestPackedTypes>(internal__static_protobuf_unittest_TestPackedTypes__Descriptor,
-                new string[] { "PackedInt32", "PackedInt64", "PackedUint32", "PackedUint64", "PackedSint32", "PackedSint64", "PackedFixed32", "PackedFixed64", "PackedSfixed32", "PackedSfixed64", "PackedFloat", "PackedDouble", "PackedBool", "PackedEnum", });
-        internal__static_protobuf_unittest_TestUnpackedTypes__Descriptor = Descriptor.MessageTypes[24];
-        internal__static_protobuf_unittest_TestUnpackedTypes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestUnpackedTypes>(internal__static_protobuf_unittest_TestUnpackedTypes__Descriptor,
-                new string[] { "UnpackedInt32", "UnpackedInt64", "UnpackedUint32", "UnpackedUint64", "UnpackedSint32", "UnpackedSint64", "UnpackedFixed32", "UnpackedFixed64", "UnpackedSfixed32", "UnpackedSfixed64", "UnpackedFloat", "UnpackedDouble", "UnpackedBool", "UnpackedEnum", });
-        internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__Descriptor = Descriptor.MessageTypes[25];
-        internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestRepeatedScalarDifferentTagSizes>(internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__Descriptor,
-                new string[] { "RepeatedFixed32", "RepeatedInt32", "RepeatedFixed64", "RepeatedInt64", "RepeatedFloat", "RepeatedUint64", });
-        internal__static_protobuf_unittest_TestCommentInjectionMessage__Descriptor = Descriptor.MessageTypes[26];
-        internal__static_protobuf_unittest_TestCommentInjectionMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.TestCommentInjectionMessage>(internal__static_protobuf_unittest_TestCommentInjectionMessage__Descriptor,
-                new string[] { "A", });
-        internal__static_protobuf_unittest_FooRequest__Descriptor = Descriptor.MessageTypes[27];
-        internal__static_protobuf_unittest_FooRequest__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooRequest>(internal__static_protobuf_unittest_FooRequest__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_FooResponse__Descriptor = Descriptor.MessageTypes[28];
-        internal__static_protobuf_unittest_FooResponse__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooResponse>(internal__static_protobuf_unittest_FooResponse__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_FooClientMessage__Descriptor = Descriptor.MessageTypes[29];
-        internal__static_protobuf_unittest_FooClientMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooClientMessage>(internal__static_protobuf_unittest_FooClientMessage__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_FooServerMessage__Descriptor = Descriptor.MessageTypes[30];
-        internal__static_protobuf_unittest_FooServerMessage__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.FooServerMessage>(internal__static_protobuf_unittest_FooServerMessage__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_BarRequest__Descriptor = Descriptor.MessageTypes[31];
-        internal__static_protobuf_unittest_BarRequest__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BarRequest>(internal__static_protobuf_unittest_BarRequest__Descriptor,
-                new string[] { });
-        internal__static_protobuf_unittest_BarResponse__Descriptor = Descriptor.MessageTypes[32];
-        internal__static_protobuf_unittest_BarResponse__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.TestProtos.BarResponse>(internal__static_protobuf_unittest_BarResponse__Descriptor,
-                new string[] { });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
           global::Google.Protobuf.TestProtos.UnittestImportProto3.Descriptor, 
-          }, assigner);
+          });
+      internal__static_protobuf_unittest_TestAllTypes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestAllTypes), descriptor.MessageTypes[0],
+              new string[] { "SingleInt32", "SingleInt64", "SingleUint32", "SingleUint64", "SingleSint32", "SingleSint64", "SingleFixed32", "SingleFixed64", "SingleSfixed32", "SingleSfixed64", "SingleFloat", "SingleDouble", "SingleBool", "SingleString", "SingleBytes", "SingleNestedMessage", "SingleForeignMessage", "SingleImportMessage", "SingleNestedEnum", "SingleForeignEnum", "SingleImportEnum", "SinglePublicImportMessage", "RepeatedInt32", "RepeatedInt64", "RepeatedUint32", "RepeatedUint64", "RepeatedSint32", "RepeatedSint64", "RepeatedFixed32", "RepeatedFixed64", "RepeatedSfixed32", "RepeatedSfixed64", "RepeatedFloat", "RepeatedDouble", "RepeatedBool", "RepeatedString", "RepeatedBytes", "RepeatedNestedMessage", "RepeatedForeignMessage", "RepeatedImportMessage", "RepeatedNestedEnum", "RepeatedForeignEnum", "RepeatedImportEnum", "RepeatedPublicImportMessage", "OneofUint32", "OneofNestedMessage", "OneofString", "OneofBytes", "OneofField", });
+      internal__static_protobuf_unittest_TestAllTypes_NestedMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestAllTypes.Types.NestedMessage), descriptor.MessageTypes[0].NestedTypes[0],
+              new string[] { "Bb", });
+      internal__static_protobuf_unittest_NestedTestAllTypes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.NestedTestAllTypes), descriptor.MessageTypes[1],
+              new string[] { "Child", "Payload", "RepeatedChild", });
+      internal__static_protobuf_unittest_TestDeprecatedFields__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestDeprecatedFields), descriptor.MessageTypes[2],
+              new string[] { "DeprecatedInt32", });
+      internal__static_protobuf_unittest_ForeignMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.ForeignMessage), descriptor.MessageTypes[3],
+              new string[] { "C", });
+      internal__static_protobuf_unittest_TestReservedFields__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestReservedFields), descriptor.MessageTypes[4],
+              new string[] { });
+      internal__static_protobuf_unittest_TestForeignNested__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestForeignNested), descriptor.MessageTypes[5],
+              new string[] { "ForeignNested", });
+      internal__static_protobuf_unittest_TestReallyLargeTagNumber__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestReallyLargeTagNumber), descriptor.MessageTypes[6],
+              new string[] { "A", "Bb", });
+      internal__static_protobuf_unittest_TestRecursiveMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestRecursiveMessage), descriptor.MessageTypes[7],
+              new string[] { "A", "I", });
+      internal__static_protobuf_unittest_TestMutualRecursionA__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMutualRecursionA), descriptor.MessageTypes[8],
+              new string[] { "Bb", });
+      internal__static_protobuf_unittest_TestMutualRecursionB__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestMutualRecursionB), descriptor.MessageTypes[9],
+              new string[] { "A", "OptionalInt32", });
+      internal__static_protobuf_unittest_TestCamelCaseFieldNames__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestCamelCaseFieldNames), descriptor.MessageTypes[10],
+              new string[] { "PrimitiveField", "StringField", "EnumField", "MessageField", "RepeatedPrimitiveField", "RepeatedStringField", "RepeatedEnumField", "RepeatedMessageField", });
+      internal__static_protobuf_unittest_TestFieldOrderings__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestFieldOrderings), descriptor.MessageTypes[11],
+              new string[] { "MyString", "MyInt", "MyFloat", "SingleNestedMessage", });
+      internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestFieldOrderings.Types.NestedMessage), descriptor.MessageTypes[11].NestedTypes[0],
+              new string[] { "Oo", "Bb", });
+      internal__static_protobuf_unittest_SparseEnumMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.SparseEnumMessage), descriptor.MessageTypes[12],
+              new string[] { "SparseEnum", });
+      internal__static_protobuf_unittest_OneString__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.OneString), descriptor.MessageTypes[13],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_MoreString__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MoreString), descriptor.MessageTypes[14],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_OneBytes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.OneBytes), descriptor.MessageTypes[15],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_MoreBytes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.MoreBytes), descriptor.MessageTypes[16],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_Int32Message__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.Int32Message), descriptor.MessageTypes[17],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_Uint32Message__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.Uint32Message), descriptor.MessageTypes[18],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_Int64Message__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.Int64Message), descriptor.MessageTypes[19],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_Uint64Message__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.Uint64Message), descriptor.MessageTypes[20],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_BoolMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.BoolMessage), descriptor.MessageTypes[21],
+              new string[] { "Data", });
+      internal__static_protobuf_unittest_TestOneof__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestOneof), descriptor.MessageTypes[22],
+              new string[] { "FooInt", "FooString", "FooMessage", "Foo", });
+      internal__static_protobuf_unittest_TestPackedTypes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestPackedTypes), descriptor.MessageTypes[23],
+              new string[] { "PackedInt32", "PackedInt64", "PackedUint32", "PackedUint64", "PackedSint32", "PackedSint64", "PackedFixed32", "PackedFixed64", "PackedSfixed32", "PackedSfixed64", "PackedFloat", "PackedDouble", "PackedBool", "PackedEnum", });
+      internal__static_protobuf_unittest_TestUnpackedTypes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestUnpackedTypes), descriptor.MessageTypes[24],
+              new string[] { "UnpackedInt32", "UnpackedInt64", "UnpackedUint32", "UnpackedUint64", "UnpackedSint32", "UnpackedSint64", "UnpackedFixed32", "UnpackedFixed64", "UnpackedSfixed32", "UnpackedSfixed64", "UnpackedFloat", "UnpackedDouble", "UnpackedBool", "UnpackedEnum", });
+      internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestRepeatedScalarDifferentTagSizes), descriptor.MessageTypes[25],
+              new string[] { "RepeatedFixed32", "RepeatedInt32", "RepeatedFixed64", "RepeatedInt64", "RepeatedFloat", "RepeatedUint64", });
+      internal__static_protobuf_unittest_TestCommentInjectionMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.TestCommentInjectionMessage), descriptor.MessageTypes[26],
+              new string[] { "A", });
+      internal__static_protobuf_unittest_FooRequest__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.FooRequest), descriptor.MessageTypes[27],
+              new string[] { });
+      internal__static_protobuf_unittest_FooResponse__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.FooResponse), descriptor.MessageTypes[28],
+              new string[] { });
+      internal__static_protobuf_unittest_FooClientMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.FooClientMessage), descriptor.MessageTypes[29],
+              new string[] { });
+      internal__static_protobuf_unittest_FooServerMessage__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.FooServerMessage), descriptor.MessageTypes[30],
+              new string[] { });
+      internal__static_protobuf_unittest_BarRequest__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.BarRequest), descriptor.MessageTypes[31],
+              new string[] { });
+      internal__static_protobuf_unittest_BarResponse__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.TestProtos.BarResponse), descriptor.MessageTypes[32],
+              new string[] { });
     }
     #endregion
 
@@ -409,10 +336,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "oneof_bytes", "oneof_nested_message", "oneof_string", "oneof_uint32", "repeated_bool", "repeated_bytes", "repeated_double", "repeated_fixed32", "repeated_fixed64", "repeated_float", "repeated_foreign_enum", "repeated_foreign_message", "repeated_import_enum", "repeated_import_message", "repeated_int32", "repeated_int64", "repeated_nested_enum", "repeated_nested_message", "repeated_public_import_message", "repeated_sfixed32", "repeated_sfixed64", "repeated_sint32", "repeated_sint64", "repeated_string", "repeated_uint32", "repeated_uint64", "single_bool", "single_bytes", "single_double", "single_fixed32", "single_fixed64", "single_float", "single_foreign_enum", "single_foreign_message", "single_import_enum", "single_import_message", "single_int32", "single_int64", "single_nested_enum", "single_nested_message", "single_public_import_message", "single_sfixed32", "single_sfixed64", "single_sint32", "single_sint64", "single_string", "single_uint32", "single_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 914, 898, 906, 888, 346, 362, 338, 298, 306, 330, 418, 394, 426, 402, 250, 258, 410, 386, 434, 314, 322, 282, 290, 354, 266, 274, 104, 122, 97, 61, 65, 93, 176, 154, 184, 162, 8, 16, 168, 146, 210, 77, 81, 40, 48, 114, 24, 32 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestAllTypes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestAllTypes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestAllTypes__FieldAccessorTable; }
     }
 
@@ -1702,10 +1629,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "bb" };
         private static readonly uint[] _fieldTags = new uint[] { 8 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestAllTypes_NestedMessage__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestAllTypes.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<NestedMessage> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestAllTypes_NestedMessage__FieldAccessorTable; }
         }
 
@@ -1818,10 +1745,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "child", "payload", "repeated_child" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 18, 26 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_NestedTestAllTypes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[1]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<NestedTestAllTypes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_NestedTestAllTypes__FieldAccessorTable; }
     }
 
@@ -1989,10 +1916,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "deprecated_int32" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestDeprecatedFields__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[2]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestDeprecatedFields> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestDeprecatedFields__FieldAccessorTable; }
     }
 
@@ -2101,10 +2028,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "c" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_ForeignMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[3]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<ForeignMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_ForeignMessage__FieldAccessorTable; }
     }
 
@@ -2212,10 +2139,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestReservedFields__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[4]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestReservedFields> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestReservedFields__FieldAccessorTable; }
     }
 
@@ -2296,10 +2223,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "foreign_nested" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestForeignNested__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[5]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestForeignNested> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestForeignNested__FieldAccessorTable; }
     }
 
@@ -2414,10 +2341,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "a", "bb" };
     private static readonly uint[] _fieldTags = new uint[] { 8, 2147483640 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestReallyLargeTagNumber__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[6]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestReallyLargeTagNumber> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestReallyLargeTagNumber__FieldAccessorTable; }
     }
 
@@ -2552,10 +2479,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "a", "i" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 16 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestRecursiveMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[7]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestRecursiveMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestRecursiveMessage__FieldAccessorTable; }
     }
 
@@ -2697,10 +2624,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "bb" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestMutualRecursionA__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[8]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestMutualRecursionA> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestMutualRecursionA__FieldAccessorTable; }
     }
 
@@ -2815,10 +2742,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "a", "optional_int32" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 16 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestMutualRecursionB__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[9]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestMutualRecursionB> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestMutualRecursionB__FieldAccessorTable; }
     }
 
@@ -2960,10 +2887,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "EnumField", "MessageField", "PrimitiveField", "RepeatedEnumField", "RepeatedMessageField", "RepeatedPrimitiveField", "RepeatedStringField", "StringField" };
     private static readonly uint[] _fieldTags = new uint[] { 24, 34, 8, 74, 82, 58, 66, 18 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestCamelCaseFieldNames__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[10]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestCamelCaseFieldNames> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestCamelCaseFieldNames__FieldAccessorTable; }
     }
 
@@ -3236,10 +3163,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "my_float", "my_int", "my_string", "single_nested_message" };
     private static readonly uint[] _fieldTags = new uint[] { 813, 8, 90, 1602 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestFieldOrderings__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[11]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestFieldOrderings> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestFieldOrderings__FieldAccessorTable; }
     }
 
@@ -3436,10 +3363,10 @@ namespace Google.Protobuf.TestProtos {
         private static readonly string[] _fieldNames = new string[] { "bb", "oo" };
         private static readonly uint[] _fieldTags = new uint[] { 8, 16 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__Descriptor; }
+          get { return global::Google.Protobuf.TestProtos.TestFieldOrderings.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<NestedMessage> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestFieldOrderings_NestedMessage__FieldAccessorTable; }
         }
 
@@ -3579,10 +3506,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "sparse_enum" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_SparseEnumMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[12]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<SparseEnumMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_SparseEnumMessage__FieldAccessorTable; }
     }
 
@@ -3690,10 +3617,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_OneString__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[13]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<OneString> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_OneString__FieldAccessorTable; }
     }
 
@@ -3801,10 +3728,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_MoreString__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[14]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MoreString> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_MoreString__FieldAccessorTable; }
     }
 
@@ -3904,10 +3831,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_OneBytes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[15]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<OneBytes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_OneBytes__FieldAccessorTable; }
     }
 
@@ -4015,10 +3942,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_MoreBytes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[16]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MoreBytes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_MoreBytes__FieldAccessorTable; }
     }
 
@@ -4126,10 +4053,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Int32Message__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[17]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Int32Message> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Int32Message__FieldAccessorTable; }
     }
 
@@ -4237,10 +4164,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Uint32Message__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[18]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Uint32Message> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Uint32Message__FieldAccessorTable; }
     }
 
@@ -4348,10 +4275,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Int64Message__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[19]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Int64Message> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Int64Message__FieldAccessorTable; }
     }
 
@@ -4459,10 +4386,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Uint64Message__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[20]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<Uint64Message> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_Uint64Message__FieldAccessorTable; }
     }
 
@@ -4570,10 +4497,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "data" };
     private static readonly uint[] _fieldTags = new uint[] { 8 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BoolMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[21]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<BoolMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BoolMessage__FieldAccessorTable; }
     }
 
@@ -4681,10 +4608,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "foo_int", "foo_message", "foo_string" };
     private static readonly uint[] _fieldTags = new uint[] { 8, 26, 18 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestOneof__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[22]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestOneof> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestOneof__FieldAccessorTable; }
     }
 
@@ -4882,10 +4809,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "packed_bool", "packed_double", "packed_enum", "packed_fixed32", "packed_fixed64", "packed_float", "packed_int32", "packed_int64", "packed_sfixed32", "packed_sfixed64", "packed_sint32", "packed_sint64", "packed_uint32", "packed_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 818, 810, 826, 770, 778, 802, 722, 730, 786, 794, 754, 762, 738, 746 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestPackedTypes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[23]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestPackedTypes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestPackedTypes__FieldAccessorTable; }
     }
 
@@ -5245,10 +5172,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "unpacked_bool", "unpacked_double", "unpacked_enum", "unpacked_fixed32", "unpacked_fixed64", "unpacked_float", "unpacked_int32", "unpacked_int64", "unpacked_sfixed32", "unpacked_sfixed64", "unpacked_sint32", "unpacked_sint64", "unpacked_uint32", "unpacked_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 816, 809, 824, 773, 777, 805, 720, 728, 789, 793, 752, 760, 736, 744 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestUnpackedTypes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[24]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestUnpackedTypes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestUnpackedTypes__FieldAccessorTable; }
     }
 
@@ -5608,10 +5535,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "repeated_fixed32", "repeated_fixed64", "repeated_float", "repeated_int32", "repeated_int64", "repeated_uint64" };
     private static readonly uint[] _fieldTags = new uint[] { 98, 16370, 2097138, 106, 16378, 2097146 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[25]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestRepeatedScalarDifferentTagSizes> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestRepeatedScalarDifferentTagSizes__FieldAccessorTable; }
     }
 
@@ -5812,10 +5739,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] { "a" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestCommentInjectionMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[26]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<TestCommentInjectionMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_TestCommentInjectionMessage__FieldAccessorTable; }
     }
 
@@ -5923,10 +5850,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooRequest__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[27]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FooRequest> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooRequest__FieldAccessorTable; }
     }
 
@@ -6007,10 +5934,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooResponse__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[28]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FooResponse> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooResponse__FieldAccessorTable; }
     }
 
@@ -6091,10 +6018,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooClientMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[29]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FooClientMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooClientMessage__FieldAccessorTable; }
     }
 
@@ -6175,10 +6102,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooServerMessage__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[30]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FooServerMessage> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_FooServerMessage__FieldAccessorTable; }
     }
 
@@ -6259,10 +6186,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BarRequest__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[31]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<BarRequest> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BarRequest__FieldAccessorTable; }
     }
 
@@ -6343,10 +6270,10 @@ namespace Google.Protobuf.TestProtos {
     private static readonly string[] _fieldNames = new string[] {  };
     private static readonly uint[] _fieldTags = new uint[] {  };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BarResponse__Descriptor; }
+      get { return global::Google.Protobuf.TestProtos.UnittestProto3.Descriptor.MessageTypes[32]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<BarResponse> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.TestProtos.UnittestProto3.internal__static_protobuf_unittest_BarResponse__FieldAccessorTable; }
     }
 
diff --git a/csharp/src/ProtocolBuffers/DescriptorProtos/DescriptorProtoFile.cs b/csharp/src/ProtocolBuffers/DescriptorProtos/DescriptorProtoFile.cs
index 80166a34..3be7c4a9 100644
--- a/csharp/src/ProtocolBuffers/DescriptorProtos/DescriptorProtoFile.cs
+++ b/csharp/src/ProtocolBuffers/DescriptorProtos/DescriptorProtoFile.cs
@@ -13,50 +13,28 @@ namespace Google.Protobuf.DescriptorProtos {
   public static partial class DescriptorProtoFile {
 
     #region Static variables
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_FileDescriptorSet__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileDescriptorSet> internal__static_google_protobuf_FileDescriptorSet__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_FileDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileDescriptorProto> internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_DescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto> internal__static_google_protobuf_DescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_DescriptorProto_ExtensionRange__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ExtensionRange> internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_DescriptorProto_ReservedRange__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ReservedRange> internal__static_google_protobuf_DescriptorProto_ReservedRange__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_FieldDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FieldDescriptorProto> internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_OneofDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.OneofDescriptorProto> internal__static_google_protobuf_OneofDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_EnumDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumDescriptorProto> internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_EnumValueDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumValueDescriptorProto> internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_ServiceDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.ServiceDescriptorProto> internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_MethodDescriptorProto__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MethodDescriptorProto> internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_FileOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileOptions> internal__static_google_protobuf_FileOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_MessageOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MessageOptions> internal__static_google_protobuf_MessageOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_FieldOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FieldOptions> internal__static_google_protobuf_FieldOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_EnumOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumOptions> internal__static_google_protobuf_EnumOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_EnumValueOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumValueOptions> internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_ServiceOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.ServiceOptions> internal__static_google_protobuf_ServiceOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_MethodOptions__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MethodOptions> internal__static_google_protobuf_MethodOptions__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_UninterpretedOption__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.UninterpretedOption> internal__static_google_protobuf_UninterpretedOption__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_UninterpretedOption_NamePart__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.UninterpretedOption.Types.NamePart> internal__static_google_protobuf_UninterpretedOption_NamePart__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_SourceCodeInfo__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.SourceCodeInfo> internal__static_google_protobuf_SourceCodeInfo__FieldAccessorTable;
-    internal static pbd::MessageDescriptor internal__static_google_protobuf_SourceCodeInfo_Location__Descriptor;
-    internal static pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.SourceCodeInfo.Types.Location> internal__static_google_protobuf_SourceCodeInfo_Location__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_FileDescriptorSet__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_DescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_DescriptorProto_ReservedRange__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_OneofDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_FileOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_MessageOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_FieldOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_EnumOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_ServiceOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_MethodOptions__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_UninterpretedOption__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_UninterpretedOption_NamePart__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_SourceCodeInfo__FieldAccessorTable;
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_google_protobuf_SourceCodeInfo_Location__FieldAccessorTable;
     #endregion
     #region Descriptor
     public static pbd::FileDescriptor Descriptor {
@@ -178,100 +156,75 @@ namespace Google.Protobuf.DescriptorProtos {
             "bWVudHMYBiADKAlCXgoTY29tLmdvb2dsZS5wcm90b2J1ZkIQRGVzY3JpcHRv", 
             "clByb3Rvc0gBWgpkZXNjcmlwdG9yogIDR1BCqgIgR29vZ2xlLlByb3RvYnVm", 
           "LkRlc2NyaXB0b3JQcm90b3M="));
-      pbd::FileDescriptor.InternalDescriptorAssigner assigner = delegate(pbd::FileDescriptor root) {
-        descriptor = root;
-        internal__static_google_protobuf_FileDescriptorSet__Descriptor = Descriptor.MessageTypes[0];
-        internal__static_google_protobuf_FileDescriptorSet__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileDescriptorSet>(internal__static_google_protobuf_FileDescriptorSet__Descriptor,
-                new string[] { "File", });
-        internal__static_google_protobuf_FileDescriptorProto__Descriptor = Descriptor.MessageTypes[1];
-        internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileDescriptorProto>(internal__static_google_protobuf_FileDescriptorProto__Descriptor,
-                new string[] { "Name", "Package", "Dependency", "PublicDependency", "WeakDependency", "MessageType", "EnumType", "Service", "Extension", "Options", "SourceCodeInfo", "Syntax", });
-        internal__static_google_protobuf_DescriptorProto__Descriptor = Descriptor.MessageTypes[2];
-        internal__static_google_protobuf_DescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto>(internal__static_google_protobuf_DescriptorProto__Descriptor,
-                new string[] { "Name", "Field", "Extension", "NestedType", "EnumType", "ExtensionRange", "OneofDecl", "Options", "ReservedRange", "ReservedName", });
-        internal__static_google_protobuf_DescriptorProto_ExtensionRange__Descriptor = internal__static_google_protobuf_DescriptorProto__Descriptor.NestedTypes[0];
-        internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ExtensionRange>(internal__static_google_protobuf_DescriptorProto_ExtensionRange__Descriptor,
-                new string[] { "Start", "End", });
-        internal__static_google_protobuf_DescriptorProto_ReservedRange__Descriptor = internal__static_google_protobuf_DescriptorProto__Descriptor.NestedTypes[1];
-        internal__static_google_protobuf_DescriptorProto_ReservedRange__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ReservedRange>(internal__static_google_protobuf_DescriptorProto_ReservedRange__Descriptor,
-                new string[] { "Start", "End", });
-        internal__static_google_protobuf_FieldDescriptorProto__Descriptor = Descriptor.MessageTypes[3];
-        internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FieldDescriptorProto>(internal__static_google_protobuf_FieldDescriptorProto__Descriptor,
-                new string[] { "Name", "Number", "Label", "Type", "TypeName", "Extendee", "DefaultValue", "OneofIndex", "Options", });
-        internal__static_google_protobuf_OneofDescriptorProto__Descriptor = Descriptor.MessageTypes[4];
-        internal__static_google_protobuf_OneofDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.OneofDescriptorProto>(internal__static_google_protobuf_OneofDescriptorProto__Descriptor,
-                new string[] { "Name", });
-        internal__static_google_protobuf_EnumDescriptorProto__Descriptor = Descriptor.MessageTypes[5];
-        internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumDescriptorProto>(internal__static_google_protobuf_EnumDescriptorProto__Descriptor,
-                new string[] { "Name", "Value", "Options", });
-        internal__static_google_protobuf_EnumValueDescriptorProto__Descriptor = Descriptor.MessageTypes[6];
-        internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumValueDescriptorProto>(internal__static_google_protobuf_EnumValueDescriptorProto__Descriptor,
-                new string[] { "Name", "Number", "Options", });
-        internal__static_google_protobuf_ServiceDescriptorProto__Descriptor = Descriptor.MessageTypes[7];
-        internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.ServiceDescriptorProto>(internal__static_google_protobuf_ServiceDescriptorProto__Descriptor,
-                new string[] { "Name", "Method", "Options", });
-        internal__static_google_protobuf_MethodDescriptorProto__Descriptor = Descriptor.MessageTypes[8];
-        internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MethodDescriptorProto>(internal__static_google_protobuf_MethodDescriptorProto__Descriptor,
-                new string[] { "Name", "InputType", "OutputType", "Options", "ClientStreaming", "ServerStreaming", });
-        internal__static_google_protobuf_FileOptions__Descriptor = Descriptor.MessageTypes[9];
-        internal__static_google_protobuf_FileOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FileOptions>(internal__static_google_protobuf_FileOptions__Descriptor,
-                new string[] { "JavaPackage", "JavaOuterClassname", "JavaMultipleFiles", "JavaGenerateEqualsAndHash", "JavaStringCheckUtf8", "OptimizeFor", "GoPackage", "CcGenericServices", "JavaGenericServices", "PyGenericServices", "Deprecated", "CcEnableArenas", "ObjcClassPrefix", "CsharpNamespace", "UninterpretedOption", });
-        internal__static_google_protobuf_MessageOptions__Descriptor = Descriptor.MessageTypes[10];
-        internal__static_google_protobuf_MessageOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MessageOptions>(internal__static_google_protobuf_MessageOptions__Descriptor,
-                new string[] { "MessageSetWireFormat", "NoStandardDescriptorAccessor", "Deprecated", "MapEntry", "UninterpretedOption", });
-        internal__static_google_protobuf_FieldOptions__Descriptor = Descriptor.MessageTypes[11];
-        internal__static_google_protobuf_FieldOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.FieldOptions>(internal__static_google_protobuf_FieldOptions__Descriptor,
-                new string[] { "Ctype", "Packed", "Jstype", "Lazy", "Deprecated", "Weak", "UninterpretedOption", });
-        internal__static_google_protobuf_EnumOptions__Descriptor = Descriptor.MessageTypes[12];
-        internal__static_google_protobuf_EnumOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumOptions>(internal__static_google_protobuf_EnumOptions__Descriptor,
-                new string[] { "AllowAlias", "Deprecated", "UninterpretedOption", });
-        internal__static_google_protobuf_EnumValueOptions__Descriptor = Descriptor.MessageTypes[13];
-        internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.EnumValueOptions>(internal__static_google_protobuf_EnumValueOptions__Descriptor,
-                new string[] { "Deprecated", "UninterpretedOption", });
-        internal__static_google_protobuf_ServiceOptions__Descriptor = Descriptor.MessageTypes[14];
-        internal__static_google_protobuf_ServiceOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.ServiceOptions>(internal__static_google_protobuf_ServiceOptions__Descriptor,
-                new string[] { "Deprecated", "UninterpretedOption", });
-        internal__static_google_protobuf_MethodOptions__Descriptor = Descriptor.MessageTypes[15];
-        internal__static_google_protobuf_MethodOptions__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.MethodOptions>(internal__static_google_protobuf_MethodOptions__Descriptor,
-                new string[] { "Deprecated", "UninterpretedOption", });
-        internal__static_google_protobuf_UninterpretedOption__Descriptor = Descriptor.MessageTypes[16];
-        internal__static_google_protobuf_UninterpretedOption__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.UninterpretedOption>(internal__static_google_protobuf_UninterpretedOption__Descriptor,
-                new string[] { "Name", "IdentifierValue", "PositiveIntValue", "NegativeIntValue", "DoubleValue", "StringValue", "AggregateValue", });
-        internal__static_google_protobuf_UninterpretedOption_NamePart__Descriptor = internal__static_google_protobuf_UninterpretedOption__Descriptor.NestedTypes[0];
-        internal__static_google_protobuf_UninterpretedOption_NamePart__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.UninterpretedOption.Types.NamePart>(internal__static_google_protobuf_UninterpretedOption_NamePart__Descriptor,
-                new string[] { "NamePart_", "IsExtension", });
-        internal__static_google_protobuf_SourceCodeInfo__Descriptor = Descriptor.MessageTypes[17];
-        internal__static_google_protobuf_SourceCodeInfo__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.SourceCodeInfo>(internal__static_google_protobuf_SourceCodeInfo__Descriptor,
-                new string[] { "Location", });
-        internal__static_google_protobuf_SourceCodeInfo_Location__Descriptor = internal__static_google_protobuf_SourceCodeInfo__Descriptor.NestedTypes[0];
-        internal__static_google_protobuf_SourceCodeInfo_Location__FieldAccessorTable = 
-            new pb::FieldAccess.FieldAccessorTable<global::Google.Protobuf.DescriptorProtos.SourceCodeInfo.Types.Location>(internal__static_google_protobuf_SourceCodeInfo_Location__Descriptor,
-                new string[] { "Path", "Span", "LeadingComments", "TrailingComments", "LeadingDetachedComments", });
-      };
-      pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
           new pbd::FileDescriptor[] {
-          }, assigner);
+          });
+      internal__static_google_protobuf_FileDescriptorSet__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.FileDescriptorSet), descriptor.MessageTypes[0],
+              new string[] { "File", });
+      internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.FileDescriptorProto), descriptor.MessageTypes[1],
+              new string[] { "Name", "Package", "Dependency", "PublicDependency", "WeakDependency", "MessageType", "EnumType", "Service", "Extension", "Options", "SourceCodeInfo", "Syntax", });
+      internal__static_google_protobuf_DescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.DescriptorProto), descriptor.MessageTypes[2],
+              new string[] { "Name", "Field", "Extension", "NestedType", "EnumType", "ExtensionRange", "OneofDecl", "Options", "ReservedRange", "ReservedName", });
+      internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ExtensionRange), descriptor.MessageTypes[2].NestedTypes[0],
+              new string[] { "Start", "End", });
+      internal__static_google_protobuf_DescriptorProto_ReservedRange__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.DescriptorProto.Types.ReservedRange), descriptor.MessageTypes[2].NestedTypes[1],
+              new string[] { "Start", "End", });
+      internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.FieldDescriptorProto), descriptor.MessageTypes[3],
+              new string[] { "Name", "Number", "Label", "Type", "TypeName", "Extendee", "DefaultValue", "OneofIndex", "Options", });
+      internal__static_google_protobuf_OneofDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.OneofDescriptorProto), descriptor.MessageTypes[4],
+              new string[] { "Name", });
+      internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.EnumDescriptorProto), descriptor.MessageTypes[5],
+              new string[] { "Name", "Value", "Options", });
+      internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.EnumValueDescriptorProto), descriptor.MessageTypes[6],
+              new string[] { "Name", "Number", "Options", });
+      internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.ServiceDescriptorProto), descriptor.MessageTypes[7],
+              new string[] { "Name", "Method", "Options", });
+      internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.MethodDescriptorProto), descriptor.MessageTypes[8],
+              new string[] { "Name", "InputType", "OutputType", "Options", "ClientStreaming", "ServerStreaming", });
+      internal__static_google_protobuf_FileOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.FileOptions), descriptor.MessageTypes[9],
+              new string[] { "JavaPackage", "JavaOuterClassname", "JavaMultipleFiles", "JavaGenerateEqualsAndHash", "JavaStringCheckUtf8", "OptimizeFor", "GoPackage", "CcGenericServices", "JavaGenericServices", "PyGenericServices", "Deprecated", "CcEnableArenas", "ObjcClassPrefix", "CsharpNamespace", "UninterpretedOption", });
+      internal__static_google_protobuf_MessageOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.MessageOptions), descriptor.MessageTypes[10],
+              new string[] { "MessageSetWireFormat", "NoStandardDescriptorAccessor", "Deprecated", "MapEntry", "UninterpretedOption", });
+      internal__static_google_protobuf_FieldOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.FieldOptions), descriptor.MessageTypes[11],
+              new string[] { "Ctype", "Packed", "Jstype", "Lazy", "Deprecated", "Weak", "UninterpretedOption", });
+      internal__static_google_protobuf_EnumOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.EnumOptions), descriptor.MessageTypes[12],
+              new string[] { "AllowAlias", "Deprecated", "UninterpretedOption", });
+      internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.EnumValueOptions), descriptor.MessageTypes[13],
+              new string[] { "Deprecated", "UninterpretedOption", });
+      internal__static_google_protobuf_ServiceOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.ServiceOptions), descriptor.MessageTypes[14],
+              new string[] { "Deprecated", "UninterpretedOption", });
+      internal__static_google_protobuf_MethodOptions__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.MethodOptions), descriptor.MessageTypes[15],
+              new string[] { "Deprecated", "UninterpretedOption", });
+      internal__static_google_protobuf_UninterpretedOption__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.UninterpretedOption), descriptor.MessageTypes[16],
+              new string[] { "Name", "IdentifierValue", "PositiveIntValue", "NegativeIntValue", "DoubleValue", "StringValue", "AggregateValue", });
+      internal__static_google_protobuf_UninterpretedOption_NamePart__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.UninterpretedOption.Types.NamePart), descriptor.MessageTypes[16].NestedTypes[0],
+              new string[] { "NamePart_", "IsExtension", });
+      internal__static_google_protobuf_SourceCodeInfo__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.SourceCodeInfo), descriptor.MessageTypes[17],
+              new string[] { "Location", });
+      internal__static_google_protobuf_SourceCodeInfo_Location__FieldAccessorTable = 
+          new pb::FieldAccess.FieldAccessorTable(typeof(global::Google.Protobuf.DescriptorProtos.SourceCodeInfo.Types.Location), descriptor.MessageTypes[17].NestedTypes[0],
+              new string[] { "Path", "Span", "LeadingComments", "TrailingComments", "LeadingDetachedComments", });
     }
     #endregion
 
@@ -285,10 +238,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "file" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorSet__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[0]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FileDescriptorSet> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorSet__FieldAccessorTable; }
     }
 
@@ -388,10 +341,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "dependency", "enum_type", "extension", "message_type", "name", "options", "package", "public_dependency", "service", "source_code_info", "syntax", "weak_dependency" };
     private static readonly uint[] _fieldTags = new uint[] { 26, 42, 58, 34, 10, 66, 18, 80, 50, 74, 98, 88 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[1]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FileDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable; }
     }
 
@@ -756,10 +709,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "enum_type", "extension", "extension_range", "field", "name", "nested_type", "oneof_decl", "options", "reserved_name", "reserved_range" };
     private static readonly uint[] _fieldTags = new uint[] { 34, 50, 42, 18, 10, 26, 66, 58, 82, 74 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[2]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<DescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto__FieldAccessorTable; }
     }
 
@@ -1054,10 +1007,10 @@ namespace Google.Protobuf.DescriptorProtos {
         private static readonly string[] _fieldNames = new string[] { "end", "start" };
         private static readonly uint[] _fieldTags = new uint[] { 16, 8 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ExtensionRange__Descriptor; }
+          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProto.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<ExtensionRange> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable; }
         }
 
@@ -1192,10 +1145,10 @@ namespace Google.Protobuf.DescriptorProtos {
         private static readonly string[] _fieldNames = new string[] { "end", "start" };
         private static readonly uint[] _fieldTags = new uint[] { 16, 8 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ReservedRange__Descriptor; }
+          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProto.Descriptor.NestedTypes[1]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<ReservedRange> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ReservedRange__FieldAccessorTable; }
         }
 
@@ -1335,10 +1288,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "default_value", "extendee", "label", "name", "number", "oneof_index", "options", "type", "type_name" };
     private static readonly uint[] _fieldTags = new uint[] { 58, 18, 32, 10, 24, 72, 66, 40, 50 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FieldDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[3]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FieldDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable; }
     }
 
@@ -1702,10 +1655,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "name" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_OneofDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[4]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<OneofDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_OneofDescriptorProto__FieldAccessorTable; }
     }
 
@@ -1813,10 +1766,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "name", "options", "value" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 26, 18 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[5]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<EnumDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable; }
     }
 
@@ -1977,10 +1930,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "name", "number", "options" };
     private static readonly uint[] _fieldTags = new uint[] { 10, 16, 26 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumValueDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[6]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<EnumValueDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable; }
     }
 
@@ -2149,10 +2102,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "method", "name", "options" };
     private static readonly uint[] _fieldTags = new uint[] { 18, 10, 26 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_ServiceDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[7]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<ServiceDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable; }
     }
 
@@ -2313,10 +2266,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "client_streaming", "input_type", "name", "options", "output_type", "server_streaming" };
     private static readonly uint[] _fieldTags = new uint[] { 40, 18, 10, 34, 26, 48 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MethodDescriptorProto__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[8]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MethodDescriptorProto> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable; }
     }
 
@@ -2566,10 +2519,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "cc_enable_arenas", "cc_generic_services", "csharp_namespace", "deprecated", "go_package", "java_generate_equals_and_hash", "java_generic_services", "java_multiple_files", "java_outer_classname", "java_package", "java_string_check_utf8", "objc_class_prefix", "optimize_for", "py_generic_services", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 248, 128, 298, 184, 90, 160, 136, 80, 66, 10, 216, 290, 72, 144, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[9]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FileOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FileOptions__FieldAccessorTable; }
     }
 
@@ -3059,10 +3012,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "deprecated", "map_entry", "message_set_wire_format", "no_standard_descriptor_accessor", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 24, 56, 8, 16, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MessageOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[10]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MessageOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MessageOptions__FieldAccessorTable; }
     }
 
@@ -3270,10 +3223,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "ctype", "deprecated", "jstype", "lazy", "packed", "uninterpreted_option", "weak" };
     private static readonly uint[] _fieldTags = new uint[] { 8, 24, 48, 40, 16, 7994, 80 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FieldOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[11]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<FieldOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_FieldOptions__FieldAccessorTable; }
     }
 
@@ -3553,10 +3506,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "allow_alias", "deprecated", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 16, 24, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[12]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<EnumOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumOptions__FieldAccessorTable; }
     }
 
@@ -3710,10 +3663,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "deprecated", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 8, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumValueOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[13]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<EnumValueOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable; }
     }
 
@@ -3840,10 +3793,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "deprecated", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 264, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_ServiceOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[14]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<ServiceOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_ServiceOptions__FieldAccessorTable; }
     }
 
@@ -3970,10 +3923,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "deprecated", "uninterpreted_option" };
     private static readonly uint[] _fieldTags = new uint[] { 264, 7994 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MethodOptions__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[15]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<MethodOptions> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_MethodOptions__FieldAccessorTable; }
     }
 
@@ -4100,10 +4053,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "aggregate_value", "double_value", "identifier_value", "name", "negative_int_value", "positive_int_value", "string_value" };
     private static readonly uint[] _fieldTags = new uint[] { 66, 49, 26, 18, 40, 32, 58 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_UninterpretedOption__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[16]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<UninterpretedOption> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_UninterpretedOption__FieldAccessorTable; }
     }
 
@@ -4366,10 +4319,10 @@ namespace Google.Protobuf.DescriptorProtos {
         private static readonly string[] _fieldNames = new string[] { "is_extension", "name_part" };
         private static readonly uint[] _fieldTags = new uint[] { 16, 10 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_UninterpretedOption_NamePart__Descriptor; }
+          get { return global::Google.Protobuf.DescriptorProtos.UninterpretedOption.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<NamePart> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_UninterpretedOption_NamePart__FieldAccessorTable; }
         }
 
@@ -4509,10 +4462,10 @@ namespace Google.Protobuf.DescriptorProtos {
     private static readonly string[] _fieldNames = new string[] { "location" };
     private static readonly uint[] _fieldTags = new uint[] { 10 };
     public static pbd::MessageDescriptor Descriptor {
-      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_SourceCodeInfo__Descriptor; }
+      get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.Descriptor.MessageTypes[17]; }
     }
 
-    public pb::FieldAccess.FieldAccessorTable<SourceCodeInfo> Fields {
+    public pb::FieldAccess.FieldAccessorTable Fields {
       get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_SourceCodeInfo__FieldAccessorTable; }
     }
 
@@ -4613,10 +4566,10 @@ namespace Google.Protobuf.DescriptorProtos {
         private static readonly string[] _fieldNames = new string[] { "leading_comments", "leading_detached_comments", "path", "span", "trailing_comments" };
         private static readonly uint[] _fieldTags = new uint[] { 26, 50, 10, 18, 34 };
         public static pbd::MessageDescriptor Descriptor {
-          get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_SourceCodeInfo_Location__Descriptor; }
+          get { return global::Google.Protobuf.DescriptorProtos.SourceCodeInfo.Descriptor.NestedTypes[0]; }
         }
 
-        public pb::FieldAccess.FieldAccessorTable<Location> Fields {
+        public pb::FieldAccess.FieldAccessorTable Fields {
           get { return global::Google.Protobuf.DescriptorProtos.DescriptorProtoFile.internal__static_google_protobuf_SourceCodeInfo_Location__FieldAccessorTable; }
         }