Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/HTMLSpanElement.cpp

 /*
  * Copyright (C) 2011 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 14 matching lines @@
 
 #include "config.h"
 #include "core/html/HTMLSpanElement.h"
 
 #include "HTMLNames.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
-HTMLSpanElement::HTMLSpanElement(const QualifiedName& tagName, Document* document)
+HTMLSpanElement::HTMLSpanElement(const QualifiedName& tagName, Document& document)
     : HTMLElement(tagName, document)
 {
     ASSERT(hasTagName(spanTag));
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<HTMLSpanElement> HTMLSpanElement::create(const QualifiedName& tagName, Document* document)
+PassRefPtr<HTMLSpanElement> HTMLSpanElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new HTMLSpanElement(tagName, document));
 }
 
 }