Implement URLSearchParams.

Source/core/html/HTMLAnchorElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  * Copyright (C) 2007, 2008, 2009, 2010 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 103 matching lines @@
     static EventType eventType(Event*);
     bool treatLinkAsLiveForEventType(EventType) const;
 
     Element* rootEditableElementForSelectionOnMouseDown() const;
     void setRootEditableElementForSelectionOnMouseDown(Element*);
     void clearRootEditableElementForSelectionOnMouseDown();
 
     class PrefetchEventHandler;
     PrefetchEventHandler* prefetchEventHandler();
 
+    virtual void refURLUtils() OVERRIDE FINAL { ref(); }
+    virtual void derefURLUtils() OVERRIDE FINAL { deref(); }
+
+    virtual DOMURLUtils::ImplementedBy implementedBy() const OVERRIDE FINAL { return DOMURLUtils::Anchor; }
+
     bool m_hasRootEditableElementForSelectionOnMouseDown : 1;
     bool m_wasShiftKeyDownOnMouseDown : 1;
     uint32_t m_linkRelations : 30;
     OwnPtr<PrefetchEventHandler> m_prefetchEventHandler;
     mutable LinkHash m_cachedVisitedLinkHash;
 };
 
 inline LinkHash HTMLAnchorElement::visitedLinkHash() const
 {
     if (!m_cachedVisitedLinkHash)
         m_cachedVisitedLinkHash = WebCore::visitedLinkHash(document().baseURL(), fastGetAttribute(HTMLNames::hrefAttr));
     return m_cachedVisitedLinkHash;
 }
 
 // Functions shared with the other anchor elements (i.e., SVG).
 
 bool isEnterKeyKeydownEvent(Event*);
 bool isLinkClick(Event*);
 
 DEFINE_NODE_TYPE_CASTS(HTMLAnchorElement, hasTagName(HTMLNames::aTag));
 
 } // namespace WebCore
 
 #endif // HTMLAnchorElement_h