Remove MicroData implementation

Source/WebCore/html/HTMLEmbedElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 195 matching lines @@
     return getAttribute(srcAttr);
 }
 
 void HTMLEmbedElement::addSubresourceAttributeURLs(ListHashSet<KURL>& urls) const
 {
     HTMLPlugInImageElement::addSubresourceAttributeURLs(urls);
 
     addSubresourceURL(urls, document()->completeURL(getAttribute(srcAttr)));
 }
 
-#if ENABLE(MICRODATA)
-String HTMLEmbedElement::itemValueText() const
-{
-    return getURLAttribute(srcAttr);
 }
-
-void HTMLEmbedElement::setItemValueText(const String& value, ExceptionCode&)
-{
-    setAttribute(srcAttr, value);
-}
-#endif
-
-}