Remove MicroData implementation

Source/WebCore/html/HTMLObjectElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 83 matching lines @@
     // so that we can better share code between <object> and <embed>.
     void parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues, String& url, String& serviceType);
     
     bool shouldAllowQuickTimeClassIdQuirk();
     bool hasValidClassId();
 
     virtual void refFormAssociatedElement() { ref(); }
     virtual void derefFormAssociatedElement() { deref(); }
     virtual HTMLFormElement* virtualForm() const;
 
-#if ENABLE(MICRODATA)
-    virtual String itemValueText() const OVERRIDE;
-    virtual void setItemValueText(const String&, ExceptionCode&) OVERRIDE;
-#endif
-
     virtual bool shouldRegisterAsNamedItem() const OVERRIDE { return isDocNamedItem(); }
     virtual bool shouldRegisterAsExtraNamedItem() const OVERRIDE { return isDocNamedItem(); }
 
     String m_classId;
     bool m_docNamedItem : 1;
     bool m_useFallbackContent : 1;
 };
 
 }
 
 #endif