Split VTTCue from TextTrackCue

Source/core/html/track/TextTrackCue.cpp

 /*
  * Copyright (C) 2011 Google Inc.  All rights reserved.
  * Copyright (C) 2011, 2012, 2013 Apple 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 206 matching lines @@
     , m_webVTTNodeTree(0)
     , m_track(0)
     , m_isActive(false)
     , m_pauseOnExit(false)
     , m_snapToLines(true)
     , m_cueBackgroundBox(HTMLDivElement::create(document))
     , m_displayTreeShouldChange(true)
     , m_displayDirection(CSSValueLtr)
     , m_notifyRegion(true)
 {
-    ScriptWrappable::init(this);
 }
 
 TextTrackCue::~TextTrackCue()
 {
     displayTreeInternal()->remove(ASSERT_NO_EXCEPTION);
 }
 
 PassRefPtr<TextTrackCueBox> TextTrackCue::displayTreeInternal()
 {
     if (!m_displayTree)
@@ skipping 986 matching lines @@
         return false;
     if (m_cueSize != cue.size())
         return false;
     if (align() != cue.align())
         return false;
 
     return true;
 }
 
 } // namespace WebCore