Oilpan: remove unnecessary TextTrackList finalization.

R=haraken@chromium.org
BUG=

Review URL: https://codereview.chromium.org/462653002

git-svn-id: svn://svn.chromium.org/blink/trunk@179954 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/html/track/TextTrackCueList.cpp

@@ -34,6 +34,8 @@ TextTrackCueList::TextTrackCueList()
     ScriptWrappable::init(this);
 }
 
+DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(TextTrackCueList);
+
 unsigned long TextTrackCueList::length() const
 {
     return m_list.size();
@@ -149,4 +151,3 @@ void TextTrackCueList::trace(Visitor* visitor)
 }
 
 } // namespace blink
-

third_party/WebKit/Source/core/html/track/TextTrackCueList.h

@@ -34,15 +34,14 @@
 
 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;
 
@@ -66,7 +65,6 @@ private:
 
     WillBeHeapVector<RefPtrWillBeMember<TextTrackCue> > m_list;
     RefPtrWillBeMember<TextTrackCueList> m_activeCues;
-
 };
 
 } // namespace blink