Remove MicroData implementation

Source/WebCore/dom/LiveNodeList.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2007 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 162 matching lines @@
     case InvalidateOnIdNameAttrChange:
         return attrName == HTMLNames::idAttr || attrName == HTMLNames::nameAttr;
     case InvalidateOnForAttrChange:
         return attrName == HTMLNames::forAttr;
     case InvalidateForFormControls:
         return attrName == HTMLNames::nameAttr || attrName == HTMLNames::idAttr || attrName == HTMLNames::forAttr
             || attrName == HTMLNames::formAttr || attrName == HTMLNames::typeAttr;
     case InvalidateOnHRefAttrChange:
         return attrName == HTMLNames::hrefAttr;
     case InvalidateOnItemAttrChange:
-#if ENABLE(MICRODATA)
-        return attrName == HTMLNames::itemscopeAttr || attrName == HTMLNames::itempropAttr
-            || attrName == HTMLNames::itemtypeAttr || attrName == HTMLNames::itemrefAttr || attrName == HTMLNames::idAttr;
-#endif // Intentionally fall through
     case DoNotInvalidateOnAttributeChanges:
         return false;
     case InvalidateOnAnyAttrChange:
         return true;
     }
     return false;
 }
 
 class LiveNodeList : public LiveNodeListBase {
 public:
     LiveNodeList(PassRefPtr<Node> ownerNode, CollectionType collectionType, NodeListInvalidationType invalidationType, NodeListRootType rootType = NodeListIsRootedAtNode)
         : LiveNodeListBase(ownerNode.get(), rootType, invalidationType, collectionType == ChildNodeListType,
         collectionType, DoesNotOverrideItemAfter)
     { }
 
     virtual Node* namedItem(const AtomicString&) const OVERRIDE;
     virtual bool nodeMatches(Element*) const = 0;
 
 private:
     virtual bool isLiveNodeList() const OVERRIDE { return true; }
 };
 
 } // namespace WebCore
 
 #endif // LiveNodeList_h