Load data URI images in an async way according to spec (take 3)

third_party/WebKit/Source/core/loader/ImageLoader.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 448 matching lines @@
 bool ImageLoader::shouldLoadImmediately(const KURL& url) const {
   // We force any image loads which might require alt content through the
   // asynchronous path so that we can add the shadow DOM for the alt-text
   // content when style recalc is over and DOM mutation is allowed again.
   if (!url.isNull()) {
     Resource* resource = memoryCache()->resourceForURL(
         url, m_element->document().fetcher()->getCacheIdentifier());
     if (resource && !resource->errorOccurred())
       return true;
   }
-  return (isHTMLObjectElement(m_element) || isHTMLEmbedElement(m_element) ||
-          url.protocolIsData());
+  return (isHTMLObjectElement(m_element) || isHTMLEmbedElement(m_element));
 }
 
 void ImageLoader::imageNotifyFinished(ImageResourceContent* resource) {
   RESOURCE_LOADING_DVLOG(1)
       << "ImageLoader::imageNotifyFinished " << this
       << "; m_hasPendingLoadEvent=" << m_hasPendingLoadEvent;
 
   DCHECK(m_failedLoadURL.isEmpty());
   DCHECK_EQ(resource, m_image.get());
 
@@ skipping 154 matching lines @@
 }
 
 void ImageLoader::elementDidMoveToNewDocument() {
   if (m_loadDelayCounter)
     m_loadDelayCounter->documentChanged(m_element->document());
   clearFailedLoadURL();
   setImage(0);
 }
 
 }  // namespace blink