Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/HTMLHeadElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann (hausmann@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2010 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 12 matching lines @@
 
 #include "config.h"
 #include "core/html/HTMLHeadElement.h"
 
 #include "HTMLNames.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
-HTMLHeadElement::HTMLHeadElement(const QualifiedName& tagName, Document* document)
+HTMLHeadElement::HTMLHeadElement(const QualifiedName& tagName, Document& document)
     : HTMLElement(tagName, document)
 {
     ASSERT(hasTagName(headTag));
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<HTMLHeadElement> HTMLHeadElement::create(Document* document)
+PassRefPtr<HTMLHeadElement> HTMLHeadElement::create(Document& document)
 {
     return adoptRef(new HTMLHeadElement(headTag, document));
 }
 
-PassRefPtr<HTMLHeadElement> HTMLHeadElement::create(const QualifiedName& tagName, Document* document)
+PassRefPtr<HTMLHeadElement> HTMLHeadElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new HTMLHeadElement(tagName, document));
 }
 
 }