Use public methods to fetch oneofs in generated code.

When building into frameworks, the generated code doesn't always have direct
access to the proto internals.  Instead of opening up the access, just use the
public method to fetch the correct oneof.

Fixes https://github.com/google/protobuf/issues/1789

1 files changed, 1 insertions, 1 deletions

diff --git a/src/google/protobuf/compiler/objectivec/objectivec_oneof.cc b/src/google/protobuf/compiler/objectivec/objectivec_oneof.cc
index 44bafd7f..3dda903b 100644
--- a/src/google/protobuf/compiler/objectivec/objectivec_oneof.cc
+++ b/src/google/protobuf/compiler/objectivec/objectivec_oneof.cc
@@ -119,7 +119,7 @@ void OneofGenerator::GenerateClearFunctionImplementation(io::Printer* printer) {
       variables_,
       "void $owning_message_class$_Clear$capitalized_name$OneOfCase($owning_message_class$ *message) {\n"
       "  GPBDescriptor *descriptor = [message descriptor];\n"
-      "  GPBOneofDescriptor *oneof = descriptor->oneofs_[$raw_index$];\n"
+      "  GPBOneofDescriptor *oneof = [descriptor.oneofs objectAtIndex:$raw_index$];\n"
       "  GPBMaybeClearOneof(message, oneof, $index$, 0);\n"
       "}\n");
 }