Apply DEFINE/DECLARE_NODE_FACTORY(T) macro to element factories with single Document& argument.

Source/core/html/HTMLShadowElement.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 26 matching lines @@
 namespace WebCore {
 
 class Document;
 
 inline HTMLShadowElement::HTMLShadowElement(Document& document)
     : InsertionPoint(HTMLNames::shadowTag, document)
 {
     ScriptWrappable::init(this);
 }
 
-PassRefPtrWillBeRawPtr<HTMLShadowElement> HTMLShadowElement::create(Document& document)
-{
-    return adoptRefWillBeRefCountedGarbageCollected(new HTMLShadowElement(document));
-}
+DEFINE_NODE_FACTORY(HTMLShadowElement)
 
 HTMLShadowElement::~HTMLShadowElement()
 {
 }
 
 ShadowRoot* HTMLShadowElement::olderShadowRoot()
 {
     ShadowRoot* containingRoot = containingShadowRoot();
     if (!containingRoot)
         return 0;
@@ skipping 16 matching lines @@
         if (root && root->olderShadowRoot() && root->type() != root->olderShadowRoot()->type()) {
             String message = String::format("<shadow> doesn't work for %s element host.", root->host()->tagName().utf8().data());
             document().addConsoleMessage(RenderingMessageSource, WarningMessageLevel, message);
         }
     }
     return InsertionPoint::insertedInto(insertionPoint);
 }
 
 } // namespace WebCore