Picture element initial implementation

Source/core/html/HTMLImageElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 30 matching lines @@
 namespace WebCore {
 
 using namespace HTMLNames;
 
 HTMLImageElement::HTMLImageElement(const QualifiedName& tagName, Document* document, HTMLFormElement* form)
     : HTMLElement(tagName, document)
     , m_imageLoader(this)
     , m_form(form)
     , m_compositeOperator(CompositeSourceOver)
 {
-    ASSERT(hasTagName(imgTag));
+    ASSERT((hasTagName(imgTag)) 
+#if ENABLE(PICTURE)
+        || (hasTagName(pictureTag))
+#endif
+        );
     ScriptWrappable::init(this);
     if (form)
         form->registerImgElement(this);
 }
 
 PassRefPtr<HTMLImageElement> HTMLImageElement::create(Document* document)
 {
     return adoptRef(new HTMLImageElement(imgTag, document));
 }
 
@@ skipping 129 matching lines @@
     }
 
     // If we have been inserted from a renderer-less document,
     // our loader may have not fetched the image, so do it now.
     if (insertionPoint->inDocument() && !m_imageLoader.image())
         m_imageLoader.updateFromElement();
 
     return HTMLElement::insertedInto(insertionPoint);
 }
 
+void HTMLImageElement::updateResources()
+{
+    m_imageLoader.updateFromElement();
+}
 void HTMLImageElement::removedFrom(ContainerNode* insertionPoint)
 {
     if (m_form)
         m_form->removeImgElement(this);
     m_form = 0;
     HTMLElement::removedFrom(insertionPoint);
 }
 
 int HTMLImageElement::width(bool ignorePendingStylesheets)
 {
@@ skipping 155 matching lines @@
 
 void HTMLImageElement::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
     HTMLElement::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_imageLoader, "imageLoader");
     info.addMember(m_form, "form");
 }
 
 }