Media Remoting: Add interstitial elements to media element shadow dom.

third_party/WebKit/Source/core/html/HTMLVideoElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010 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 147 matching lines @@
       if (!m_imageLoader)
         m_imageLoader = HTMLImageLoader::create(this);
       m_imageLoader->updateFromElement(ImageLoader::UpdateIgnorePreviousError);
     } else {
       if (layoutObject())
         toLayoutImage(layoutObject())->imageResource()->setImageResource(0);
     }
     // Notify the player when the poster image URL changes.
     if (webMediaPlayer())
       webMediaPlayer()->setPoster(posterImageURL());
+    HTMLMediaElement::onPosterImageChanged();
   } else {
     HTMLMediaElement::parseAttribute(params);
   }
 }
 
 unsigned HTMLVideoElement::videoWidth() const {
   if (!webMediaPlayer())
     return 0;
   return webMediaPlayer()->naturalSize().width;
 }
@@ skipping 224 matching lines @@
     return ScriptPromise();
   if (!ImageBitmap::isResizeOptionValid(options, exceptionState))
     return ScriptPromise();
   return ImageBitmapSource::fulfillImageBitmap(
       scriptState,
       ImageBitmap::create(this, cropRect,
                           eventTarget.toLocalDOMWindow()->document(), options));
 }
 
 }  // namespace blink