Remove MicroData implementation

Source/WebCore/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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 521 matching lines @@
 
     void prepareMediaFragmentURI();
     void applyMediaFragmentURI();
 
     virtual void* preDispatchEventHandler(Event*);
 
     void changeNetworkStateFromLoadingToIdle();
 
     void removeBehaviorsRestrictionsAfterFirstUserGesture();
 
-#if ENABLE(MICRODATA)
-    virtual String itemValueText() const;
-    virtual void setItemValueText(const String&, ExceptionCode&);
-#endif
-
     void updateMediaController();
     bool isBlocked() const;
     bool isBlockedOnMediaController() const;
     bool hasCurrentSrc() const { return !m_currentSrc.isEmpty(); }
     bool isLiveStream() const { return movieLoadType() == MediaPlayer::LiveStream; }
     bool isAutoplaying() const { return m_autoplaying; }
 
     Timer<HTMLMediaElement> m_loadTimer;
     Timer<HTMLMediaElement> m_progressEventTimer;
     Timer<HTMLMediaElement> m_playbackProgressTimer;
@@ skipping 149 matching lines @@
 inline HTMLMediaElement* toMediaElement(Node* node)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!node || isMediaElement(node));
     return static_cast<HTMLMediaElement*>(node);
 }
 
 } //namespace
 
 #endif
 #endif