Add a requestFullscreen variant with a default (prefixed) type

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 @@
   // causes an ambiguity error at compile time. This class's constructor
   // ensures that both implementations return document, so return the result
   // 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();
 
@@ skipping 481 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