Small changes to reflection API to make it safe for IDE use.

* Removed `typeSymbol` and `termSymbol` from `reflect.api.base`, and pushed them down to
  `reflect.api`.
* extracted `TypeTree.symbol` to a top-level method so it can be overridden in other layers

1 files changed, 9 insertions, 0 deletions

diff --git a/src/reflect/scala/reflect/api/Types.scala b/src/reflect/scala/reflect/api/Types.scala
index 231b9b248b..01de5fa9a7 100644
--- a/src/reflect/scala/reflect/api/Types.scala
+++ b/src/reflect/scala/reflect/api/Types.scala
@@ -8,6 +8,15 @@ trait Types extends base.Types { self: Universe =>
   /** The extended API of types
    */
   abstract class TypeApi extends TypeBase {
+    /** The term symbol associated with the type, or `NoSymbol` for types
+     *  that do not refer to a term symbol.
+     */
+    def termSymbol: Symbol
+
+    /** The type symbol associated with the type, or `NoSymbol` for types
+     *  that do not refer to a type symbol.
+     */
+    def typeSymbol: Symbol
 
     /** The defined or declared members with name `name` in this type;
      *  an OverloadedSymbol if several exist, NoSymbol if none exist.