Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/LabelableElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
  * 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/LabelableElement.h"
 
 #include "core/dom/NodeRareData.h"
 #include "core/html/LabelsNodeList.h"
 
 namespace WebCore {
 
-LabelableElement::LabelableElement(const QualifiedName& tagName, Document* document)
+LabelableElement::LabelableElement(const QualifiedName& tagName, Document& document)
     : HTMLElement(tagName, document)
 {
 }
 
 LabelableElement::~LabelableElement()
 {
 }
 
 PassRefPtr<NodeList> LabelableElement::labels()
 {
     if (!supportLabels())
         return 0;
 
     return ensureRareData()->ensureNodeLists()->addCacheWithAtomicName<LabelsNodeList>(this, LabelsNodeListType, starAtom);
 }
 
 } // namespace Webcore