Oilpan: avoid invoking some no-op finalizers.

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
@@ skipping 23 matching lines @@
 #include "wtf/text/StringImpl.h"
 
 namespace blink {
 
 class Document;
 class Event;
 class EventTarget;
 class MediaQueryListListener;
 class RequestAnimationFrameCallback;
 
-class ScriptedAnimationController : public RefCountedWillBeGarbageCollectedFinalized<ScriptedAnimationController> {
+class ScriptedAnimationController : public RefCountedWillBeGarbageCollected<ScriptedAnimationController> {
+    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(ScriptedAnimationController);
 public:
     static PassRefPtrWillBeRawPtr<ScriptedAnimationController> create(Document* document)
     {
         return adoptRefWillBeNoop(new ScriptedAnimationController(document));
     }
-    ~ScriptedAnimationController();
+
     void trace(Visitor*);
     void clearDocumentPointer() { m_document = nullptr; }
 
     typedef int CallbackId;
 
     int registerCallback(RequestAnimationFrameCallback*);
     void cancelCallback(CallbackId);
     void serviceScriptedAnimations(double monotonicTimeNow);
 
     void enqueueEvent(PassRefPtrWillBeRawPtr<Event>);
@@ skipping 19 matching lines @@
 
     RawPtrWillBeMember<Document> m_document;
     CallbackId m_nextCallbackId;
     int m_suspendCount;
     WillBeHeapVector<RefPtrWillBeMember<Event> > m_eventQueue;
     WillBeHeapListHashSet<std::pair<RawPtrWillBeMember<const EventTarget>, const StringImpl*> > m_perFrameEvents;
     typedef WillBeHeapListHashSet<RefPtrWillBeMember<MediaQueryListListener> > MediaQueryListListeners;
     MediaQueryListListeners m_mediaQueryListListeners;
 };
 
-}
+} // namespace blink
 
 #endif // ScriptedAnimationController_h