Dart_IsSame -> Dart_IdentityEquals.

vm/dart_api_impl.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "include/dart_api.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/dart.h"
@@ skipping 378 matching lines @@
     Instance& receiver = Instance::Handle(isolate);
     receiver ^= obj.raw();
     return Api::NewHandle(isolate, DartLibraryCalls::ToString(receiver));
   } else {
     // This is a VM internal object. Call the C++ method of printing.
     return Api::NewHandle(isolate, String::New(obj.ToCString()));
   }
 }
 
 
-DART_EXPORT Dart_Handle Dart_IsSame(Dart_Handle obj1, Dart_Handle obj2,
-                                    bool* value) {
+DART_EXPORT bool Dart_IdentityEquals(Dart_Handle obj1, Dart_Handle obj2) {
   Isolate* isolate = Isolate::Current();
-  DARTSCOPE(isolate);
-  const Object& expected = Object::Handle(isolate, Api::UnwrapHandle(obj1));
-  const Object& actual = Object::Handle(isolate, Api::UnwrapHandle(obj2));
-  *value = (expected.raw() == actual.raw());
-  return Api::Success(isolate);
+  CHECK_ISOLATE(isolate);
+  NoGCScope ngc;
+  return Api::UnwrapHandle(obj1) == Api::UnwrapHandle(obj2);
 }
 
 
 DART_EXPORT Dart_Handle Dart_NewPersistentHandle(Dart_Handle object) {
   Isolate* isolate = Isolate::Current();
   CHECK_ISOLATE(isolate);
   DARTSCOPE_NOCHECKS(isolate);
   ApiState* state = isolate->api_state();
   ASSERT(state != NULL);
   const Object& old_ref = Object::Handle(isolate, Api::UnwrapHandle(object));
@@ skipping 2869 matching lines @@
       *buffer = NULL;
     }
     delete debug_region;
   } else {
     *buffer = NULL;
     *buffer_size = 0;
   }
 }
 
 }  // namespace dart