Use internal hooks for notifying fullscreen changes to media controls

third_party/WebKit/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
@@ skipping 3501 matching lines @@
 bool HTMLMediaElement::isFullscreen() const {
   return Fullscreen::isCurrentFullScreenElement(*this);
 }
 
 void HTMLMediaElement::didEnterFullscreen() {
   updateControlsVisibility();
 
   // FIXME: There is no embedder-side handling in layout test mode.
   if (webMediaPlayer() && !LayoutTestSupport::isRunningLayoutTest())
     webMediaPlayer()->enteredFullscreen();
+  if (mediaControls())
+    mediaControls()->didEnterFullscreen();
   // Cache this in case the player is destroyed before leaving fullscreen.
   m_inOverlayFullscreenVideo = usesOverlayFullscreenVideo();
   if (m_inOverlayFullscreenVideo)
     document().layoutViewItem().compositor()->setNeedsCompositingUpdate(
         CompositingUpdateRebuildTree);
 }
 
 void HTMLMediaElement::didExitFullscreen() {
   updateControlsVisibility();
 
   if (webMediaPlayer())
     webMediaPlayer()->exitedFullscreen();
+  if (mediaControls())
+    mediaControls()->didExitFullscreen();
   if (m_inOverlayFullscreenVideo)
     document().layoutViewItem().compositor()->setNeedsCompositingUpdate(
         CompositingUpdateRebuildTree);
   m_inOverlayFullscreenVideo = false;
 }
 
 WebLayer* HTMLMediaElement::platformLayer() const {
   return m_webLayer;
 }
 
@@ skipping 643 matching lines @@
       kMostlyFillViewportBecomeStableSeconds, BLINK_FROM_HERE);
 }
 
 void HTMLMediaElement::viewportFillDebouncerTimerFired(TimerBase*) {
   m_mostlyFillingViewport = true;
   if (m_webMediaPlayer)
     m_webMediaPlayer->becameDominantVisibleContent(m_mostlyFillingViewport);
 }
 
 }  // namespace blink