Oilpan: Replace most of RefPtrs for Event objects with oilpan's transition types

Source/core/dom/ScriptedAnimationController.h

 /*
  * Copyright (C) 2011 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
  *    documentation and/or other materials provided with the distribution.
  *
  *  THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  *  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  *  DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  *  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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 #ifndef ScriptedAnimationController_h
 #define ScriptedAnimationController_h
 
+#include "heap/Handle.h"
 #include "wtf/ListHashSet.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/text/StringImpl.h"
 
 namespace WebCore {
 
 class Document;
 class Event;
 class EventTarget;
 class RequestAnimationFrameCallback;
 
 class ScriptedAnimationController : public RefCounted<ScriptedAnimationController> {
 public:
     static PassRefPtr<ScriptedAnimationController> create(Document* document)
     {
         return adoptRef(new ScriptedAnimationController(document));
     }
     ~ScriptedAnimationController();
     void clearDocumentPointer() { m_document = 0; }
 
     typedef int CallbackId;
 
     int registerCallback(PassOwnPtr<RequestAnimationFrameCallback>);
     void cancelCallback(CallbackId);
     void serviceScriptedAnimations(double monotonicTimeNow);
 
-    void enqueueEvent(PassRefPtr<Event>);
-    void enqueuePerFrameEvent(PassRefPtr<Event>);
+    void enqueueEvent(PassRefPtrWillBeRawPtr<Event>);
+    void enqueuePerFrameEvent(PassRefPtrWillBeRawPtr<Event>);
 
     void suspend();
     void resume();
 
 private:
     explicit ScriptedAnimationController(Document*);
 
     void scheduleAnimationIfNeeded();
 
     void dispatchEvents();
     void executeCallbacks(double monotonicTimeNow);
 
     typedef Vector<OwnPtr<RequestAnimationFrameCallback> > CallbackList;
     CallbackList m_callbacks;
     CallbackList m_callbacksToInvoke; // only non-empty while inside executeCallbacks
 
     Document* m_document;
     CallbackId m_nextCallbackId;
     int m_suspendCount;
-    Vector<RefPtr<Event> > m_eventQueue;
+    WillBePersistentHeapVector<RefPtrWillBeMember<Event> > m_eventQueue;
     ListHashSet<std::pair<const EventTarget*, const StringImpl*> > m_perFrameEvents;
 };
 
 }
 
 #endif // ScriptedAnimationController_h