Let MediaControls use the parent HTMLMediaElement

Source/core/html/HTMLMediaElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 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:
  * 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 3292 matching lines @@
     }
 
     return false;
 }
 
 bool HTMLMediaElement::createMediaControls()
 {
     if (hasMediaControls())
         return true;
 
-    RefPtr<MediaControls> mediaControls = MediaControls::create(document());
+    RefPtr<MediaControls> mediaControls = MediaControls::create(*this);
     if (!mediaControls)
         return false;
 
-    mediaControls->setMediaController(m_mediaController ? m_mediaController.get() : static_cast<MediaControllerInterface*>(this));
     mediaControls->reset();
     if (isFullscreen())
         mediaControls->enteredFullscreen();
 
     ensureUserAgentShadowRoot().appendChild(mediaControls);
 
     if (!controls() || !inDocument())
         mediaControls->hide();
 
     return true;
@@ skipping 182 matching lines @@
 {
     if (m_mediaController)
         m_mediaController->removeMediaElement(this);
 
     m_mediaController = controller;
 
     if (m_mediaController) {
         UseCounter::count(document(), UseCounter::HTMLMediaElementControllerNotNull);
         m_mediaController->addMediaElement(this);
     }
-
-    if (hasMediaControls())
-        mediaControls()->setMediaController(m_mediaController ? m_mediaController.get() : static_cast<MediaControllerInterface*>(this));
 }
 
 void HTMLMediaElement::updateMediaController()
 {
     if (m_mediaController)
         m_mediaController->reportControllerState();
 }
 
 bool HTMLMediaElement::isBlocked() const
 {
@@ skipping 99 matching lines @@
 {
     m_mediaSource->setWebMediaSourceAndOpen(adoptPtr(webMediaSource));
 }
 
 bool HTMLMediaElement::isInteractiveContent() const
 {
     return fastHasAttribute(controlsAttr);
 }
 
 }