Remove V8HiddenPropertyName

Source/bindings/v8/V8MutationCallback.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "bindings/v8/V8MutationCallback.h"
 
 #include "V8MutationObserver.h"
 #include "V8MutationRecord.h"
 #include "bindings/v8/ScriptController.h"
 #include "bindings/v8/V8Binding.h"
-#include "bindings/v8/V8HiddenPropertyName.h"
 #include "core/dom/ExecutionContext.h"
 #include "wtf/Assertions.h"
 
 namespace WebCore {
 
 V8MutationCallback::V8MutationCallback(v8::Handle<v8::Function> callback, ExecutionContext* context, v8::Handle<v8::Object> owner, v8::Isolate* isolate)
     : ActiveDOMCallback(context)
     , m_callback(isolate, callback)
     , m_world(DOMWrapperWorld::current())
     , m_isolate(isolate)
 {
-    owner->SetHiddenValue(V8HiddenPropertyName::callback(m_isolate), callback);
+    setHiddenValue(m_isolate, owner, "callback", callback);
     m_callback.setWeak(this, &setWeakCallback);
 }
 
 void V8MutationCallback::call(const Vector<RefPtr<MutationRecord> >& mutations, MutationObserver* observer)
 {
     if (!canInvokeCallback())
         return;
 
     v8::HandleScope handleScope(m_isolate);
 
@@ skipping 24 matching lines @@
     exceptionCatcher.SetVerbose(true);
     ScriptController::callFunction(executionContext(), callback, thisObject, 2, argv, m_isolate);
 }
 
 void V8MutationCallback::setWeakCallback(const v8::WeakCallbackData<v8::Function, V8MutationCallback>& data)
 {
     data.GetParameter()->m_callback.clear();
 }
 
 } // namespace WebCore