Remove MicroData implementation

Source/WebCore/html/HTMLLinkElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Rob Buis (rwlbuis@gmail.com)
  * Copyright (C) 2011 Google 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
@@ skipping 502 matching lines @@
 DOMSettableTokenList* HTMLLinkElement::sizes() const
 {
     return m_sizes.get();
 }
 
 void HTMLLinkElement::setSizes(const String& value)
 {
     m_sizes->setValue(value);
 }
 
-#if ENABLE(MICRODATA)
-String HTMLLinkElement::itemValueText() const
-{
-    return getURLAttribute(hrefAttr);
-}
-
-void HTMLLinkElement::setItemValueText(const String& value, ExceptionCode&)
-{
-    setAttribute(hrefAttr, value);
-}
-#endif
-
 } // namespace WebCore