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

Source/core/html/HTMLRubyElement.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/html/HTMLRubyElement.h"
 
 #include "HTMLNames.h"
 #include "core/rendering/RenderRuby.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
-HTMLRubyElement::HTMLRubyElement(Document& document)
+inline HTMLRubyElement::HTMLRubyElement(Document& document)
     : HTMLElement(rubyTag, document)
 {
 }
 
-PassRefPtrWillBeRawPtr<HTMLRubyElement> HTMLRubyElement::create(Document& document)
-{
-    return adoptRefWillBeRefCountedGarbageCollected(new HTMLRubyElement(document));
-}
+DEFINE_NODE_FACTORY(HTMLRubyElement)
 
 RenderObject* HTMLRubyElement::createRenderer(RenderStyle* style)
 {
     if (style->display() == INLINE)
         return new RenderRubyAsInline(this);
     if (style->display() == BLOCK)
         return new RenderRubyAsBlock(this);
     return RenderObject::createObject(this, style);
 }
 
 }