Refactor overlay fullscreen video handling into a single callback

third_party/WebKit/Source/core/html/HTMLMediaElement.h

 /*
  * 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 235 matching lines @@
   // of one of them here.
   using HTMLElement::getExecutionContext;
 
   bool hasSingleSecurityOrigin() const {
     return webMediaPlayer() && webMediaPlayer()->hasSingleSecurityOrigin();
   }
 
   bool isFullscreen() const;
   void enterFullscreen();
   void exitFullscreen();
+  void didEnterFullscreen();
+  void didExitFullscreen();
   virtual bool usesOverlayFullscreenVideo() const { return false; }
 
   bool hasClosedCaptions() const;
   bool textTracksVisible() const;
 
   static void setTextTrackKindUserPreferenceForAllMediaElements(Document*);
   void automaticTrackSelectionForUpdatedUserPreference();
 
   // Returns the MediaControls, or null if they have not been added yet.
   // Note that this can be non-null even if there is no controls attribute.
@@ skipping 78 matching lines @@
   bool isMouseFocusable() const final;
   bool layoutObjectIsNeeded(const ComputedStyle&) override;
   LayoutObject* createLayoutObject(const ComputedStyle&) override;
   InsertionNotificationRequest insertedInto(ContainerNode*) final;
   void didNotifySubtreeInsertionsToDocument() override;
   void removedFrom(ContainerNode*) final;
   void didRecalcStyle(StyleRecalcChange) final;
 
   bool canStartSelection() const override { return false; }
 
-  void didBecomeFullscreenElement() final;
-  void willStopBeingFullscreenElement() final;
   bool isInteractiveContent() const final;
 
   // ActiveDOMObject functions.
   void contextDestroyed() final;
 
   virtual void updateDisplayState() {}
 
   void setReadyState(ReadyState);
   void setNetworkState(WebMediaPlayer::NetworkState);
 
@@ skipping 375 matching lines @@
 
 inline bool isHTMLMediaElement(const HTMLElement& element) {
   return isHTMLAudioElement(element) || isHTMLVideoElement(element);
 }
 
 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(HTMLMediaElement);
 
 }  // namespace blink
 
 #endif  // HTMLMediaElement_h