Remove unused function template overloads.

third_party/WebKit/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 745 matching lines @@
 template<typename T> inline const T& toElement(const Node& node)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(isElementOfType<const T>(node));
     return static_cast<const T&>(node);
 }
 template<typename T> inline const T* toElement(const Node* node)
 {
     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 Element* Node::parentElement() const
 {
     ContainerNode* parent = parentNode();
     return parent && parent->isElementNode() ? toElement(parent) : nullptr;
@@ skipping 196 matching lines @@
     static T* create(const QualifiedName&, Document&)
 #define DEFINE_ELEMENT_FACTORY_WITH_TAGNAME(T) \
     T* T::create(const QualifiedName& tagName, Document& document) \
     { \
         return new T(tagName, document); \
     }
 
 } // namespace blink
 
 #endif // Element_h