Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGUseElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  * Copyright (C) 2012 University of Szeged
  * Copyright (C) 2012 Renata Hodovan <reni@webkit.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 53 matching lines @@
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGUseElement)
     REGISTER_LOCAL_ANIMATED_PROPERTY(x)
     REGISTER_LOCAL_ANIMATED_PROPERTY(y)
     REGISTER_LOCAL_ANIMATED_PROPERTY(width)
     REGISTER_LOCAL_ANIMATED_PROPERTY(height)
     REGISTER_LOCAL_ANIMATED_PROPERTY(href)
     REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
 END_REGISTER_ANIMATED_PROPERTIES
 
-inline SVGUseElement::SVGUseElement(const QualifiedName& tagName, Document* document, bool wasInsertedByParser)
+inline SVGUseElement::SVGUseElement(const QualifiedName& tagName, Document& document, bool wasInsertedByParser)
     : SVGGraphicsElement(tagName, document)
     , m_x(LengthModeWidth)
     , m_y(LengthModeHeight)
     , m_width(LengthModeWidth)
     , m_height(LengthModeHeight)
     , m_wasInsertedByParser(wasInsertedByParser)
     , m_haveFiredLoadEvent(false)
     , m_needsShadowTreeRecreation(false)
     , m_svgLoadEventTimer(this, &SVGElement::svgLoadEventTimerFired)
 {
     ASSERT(hasCustomStyleCallbacks());
     ASSERT(hasTagName(SVGNames::useTag));
     ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGUseElement();
 }
 
-PassRefPtr<SVGUseElement> SVGUseElement::create(const QualifiedName& tagName, Document* document, bool wasInsertedByParser)
+PassRefPtr<SVGUseElement> SVGUseElement::create(const QualifiedName& tagName, Document& document, bool wasInsertedByParser)
 {
     // Always build a #shadow-root for SVGUseElement.
     RefPtr<SVGUseElement> use = adoptRef(new SVGUseElement(tagName, document, wasInsertedByParser));
     use->ensureUserAgentShadowRoot();
     return use.release();
 }
 
 SVGUseElement::~SVGUseElement()
 {
     setDocumentResource(0);
@@ skipping 612 matching lines @@
         ASSERT(!use->resourceIsStillLoading());
 
         ASSERT(referencedDocument());
         Element* targetElement = SVGURIReference::targetElementFromIRIString(use->hrefCurrentValue(), *referencedDocument());
         SVGElement* target = 0;
         if (targetElement && targetElement->isSVGElement())
             target = toSVGElement(targetElement);
 
         // Don't ASSERT(target) here, it may be "pending", too.
         // Setup sub-shadow tree root node
-        RefPtr<SVGGElement> cloneParent = SVGGElement::create(SVGNames::gTag, referencedDocument());
+        RefPtr<SVGGElement> cloneParent = SVGGElement::create(SVGNames::gTag, *referencedDocument());
         use->cloneChildNodes(cloneParent.get());
 
         // Spec: In the generated content, the 'use' will be replaced by 'g', where all attributes from the
         // 'use' element except for x, y, width, height and xlink:href are transferred to the generated 'g' element.
         transferUseAttributesToReplacedElement(use, cloneParent.get());
 
         if (target && !isDisallowedElement(target)) {
             RefPtr<Element> newChild = target->cloneElementWithChildren();
             ASSERT(newChild->isSVGElement());
             cloneParent->appendChild(newChild.release());
@@ skipping 26 matching lines @@
 
 void SVGUseElement::expandSymbolElementsInShadowTree(Node* element)
 {
     if (element->hasTagName(SVGNames::symbolTag)) {
         // Spec: The referenced 'symbol' and its contents are deep-cloned into the generated tree,
         // with the exception that the 'symbol' is replaced by an 'svg'. This generated 'svg' will
         // always have explicit values for attributes width and height. If attributes width and/or
         // height are provided on the 'use' element, then these attributes will be transferred to
         // the generated 'svg'. If attributes width and/or height are not specified, the generated
         // 'svg' element will use values of 100% for these attributes.
-        RefPtr<SVGSVGElement> svgElement = SVGSVGElement::create(SVGNames::svgTag, referencedDocument());
+        ASSERT(referencedDocument());
+        RefPtr<SVGSVGElement> svgElement = SVGSVGElement::create(SVGNames::svgTag, *referencedDocument());
 
         // Transfer all data (attributes, etc.) from <symbol> to the new <svg> element.
         svgElement->cloneDataFromElement(*toElement(element));
 
         // Only clone symbol children, and add them to the new <svg> element
         for (Node* child = element->firstChild(); child; child = child->nextSibling()) {
             RefPtr<Node> newChild = child->cloneNode(true);
             svgElement->appendChild(newChild.release());
         }
 
@@ skipping 210 matching lines @@
 
     if (m_resource)
         m_resource->removeClient(this);
 
     m_resource = resource;
     if (m_resource)
         m_resource->addClient(this);
 }
 
 }