Move insertAdjacentElement/insertAdjacentText to Element.

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, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013 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 385 matching lines @@
     virtual void dispatchBlurEvent(Element* newFocusedElement);
     void dispatchFocusInEvent(const AtomicString& eventType, Element* oldFocusedElement);
     void dispatchFocusOutEvent(const AtomicString& eventType, Element* newFocusedElement);
 
     String innerText();
     String outerText();
     String innerHTML() const;
     String outerHTML() const;
     void setInnerHTML(const String&, ExceptionState&);
     void setOuterHTML(const String&, ExceptionState&);
+
+    Element* insertAdjacentElement(const String& where, Element* newChild, ExceptionState&);
+    void insertAdjacentText(const String& where, const String& text, ExceptionState&);
     void insertAdjacentHTML(const String& where, const String& html, ExceptionState&);
 
     String textFromChildren();
 
     virtual String title() const { return String(); }
 
     virtual const AtomicString& shadowPseudoId() const;
     void setShadowPseudoId(const AtomicString&);
 
     LayoutSize minimumSizeForResizing() const;
@@ skipping 468 matching lines @@
 }
 
 inline bool isShadowHost(const Element* element)
 {
     return element && element->shadow();
 }
 
 } // namespace
 
 #endif