Drop slower Node::hasTagName(QualifiedName) overload

Source/core/dom/Node.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) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * 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 153 matching lines @@
     void* operator new(size_t);
     void operator delete(void*);
 #endif
 
     static void dumpStatistics();
 
     virtual ~Node();
 
     // DOM methods & attributes for Node
 
-    bool hasTagName(const QualifiedName&) const;
     bool hasTagName(const HTMLQualifiedName&) const;
     bool hasTagName(const SVGQualifiedName&) const;
     virtual String nodeName() const = 0;
     virtual String nodeValue() const;
     virtual void setNodeValue(const String&);
     virtual NodeType nodeType() const = 0;
     ContainerNode* parentNode() const;
     Element* parentElement() const;
     ContainerNode* parentElementOrShadowRoot() const;
     ContainerNode* parentElementOrDocumentFragment() const;
@@ skipping 714 matching lines @@
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif