[es6] Correct Function.prototype.apply, Reflect.construct and Reflect.apply.

src/type-feedback-vector.h

Index: src/type-feedback-vector.h
diff --git a/src/type-feedback-vector.h b/src/type-feedback-vector.h
index 80267a4d54a9c2266909247d9847242f373ea338..d83b77fa3e6f8e628f67f864f74291daf676066f 100644
--- a/src/type-feedback-vector.h
+++ b/src/type-feedback-vector.h
@@ -254,10 +254,6 @@ class TypeFeedbackVector : public FixedArray {
     return FeedbackVectorSlot(dummyIndex);
   }
 
-  static int PushAppliedArgumentsIndex();
-  static Handle<TypeFeedbackVector> CreatePushAppliedArgumentsVector(
-      Isolate* isolate);
-
  private:
   void ClearSlotsImpl(SharedFunctionInfo* shared, bool force_clear);