Drop slower Node::hasTagName(QualifiedName) overload

Source/core/dom/Element.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003-2011, 2013, 2014 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
@@ skipping 669 matching lines @@
     ASSERT_WITH_SECURITY_IMPLICATION(!node || isElementOfType<const T>(*node));
     return static_cast<const T*>(node);
 }
 template<typename T, typename U> inline T* toElement(const RefPtr<U>& node) { return toElement<T>(node.get()); }
 
 inline bool isDisabledFormControl(const Node* node)
 {
     return node->isElementNode() && toElement(node)->isDisabledFormControl();
 }
 
-inline bool Node::hasTagName(const QualifiedName& name) const
-{
-    return isElementNode() && toElement(this)->hasTagName(name);
-}
-
 inline Element* Node::parentElement() const
 {
     ContainerNode* parent = parentNode();
     return parent && parent->isElementNode() ? toElement(parent) : 0;
 }
 
 inline bool Element::fastHasAttribute(const QualifiedName& name) const
 {
     ASSERT(fastAttributeLookupAllowed(name));
     return elementData() && attributes().findIndex(name) != kNotFound;
@@ skipping 166 matching lines @@
     static PassRefPtrWillBeRawPtr<T> create(const QualifiedName&, Document&)
 #define DEFINE_ELEMENT_FACTORY_WITH_TAGNAME(T) \
     PassRefPtrWillBeRawPtr<T> T::create(const QualifiedName& tagName, Document& document) \
     { \
         return adoptRefWillBeNoop(new T(tagName, document)); \
     }
 
 } // namespace
 
 #endif