Oilpan: remove unnecessary TextTrackList finalization.

Source/core/html/track/TextTrackCueList.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 16 matching lines @@
 #define TextTrackCueList_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/html/track/TextTrackCue.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
-class TextTrackCueList FINAL : public RefCountedWillBeGarbageCollectedFinalized<TextTrackCueList>, public ScriptWrappable {
+class TextTrackCueList FINAL : public RefCountedWillBeGarbageCollected<TextTrackCueList>, public ScriptWrappable {
+    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(TextTrackCueList);
 public:
     static PassRefPtrWillBeRawPtr<TextTrackCueList> create()
     {
         return adoptRefWillBeNoop(new TextTrackCueList);
     }
 
-    ~TextTrackCueList() { }
-
     unsigned long length() const;
     unsigned long getCueIndex(TextTrackCue*) const;
 
     TextTrackCue* item(unsigned index) const;
     TextTrackCue* getCueById(const AtomicString&) const;
     TextTrackCueList* activeCues();
 
     bool add(PassRefPtrWillBeRawPtr<TextTrackCue>);
     bool remove(TextTrackCue*);
     bool contains(TextTrackCue*) const;
 
     bool updateCueIndex(TextTrackCue*);
 
     void trace(Visitor*);
 
 private:
     TextTrackCueList();
     bool add(PassRefPtrWillBeRawPtr<TextTrackCue>, size_t, size_t);
     void clear();
     void invalidateCueIndexes(size_t);
 
     WillBeHeapVector<RefPtrWillBeMember<TextTrackCue> > m_list;
     RefPtrWillBeMember<TextTrackCueList> m_activeCues;
-
 };
 
 } // namespace blink
 
 #endif