Revalidate using the same Resource, attempt #2

Source/core/svg/graphics/SVGImage.cpp

 /*
  * Copyright (C) 2006 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 406 matching lines @@
     if (!data()->size())
         return true;
 
     if (allDataReceived) {
         // SVGImage will fire events (and the default C++ handlers run) but doesn't
         // actually allow script to run so it's fine to call into it. We allow this
         // since it means an SVG data url can synchronously load like other image
         // types.
         EventDispatchForbiddenScope::AllowUserAgentEvents allowUserAgentEvents;
 
+        if (m_page) {
+            toLocalFrame(m_page->mainFrame())->loader().load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), AtomicString("image/svg+xml", AtomicString::ConstructFromLiteral),
+                AtomicString("UTF-8", AtomicString::ConstructFromLiteral), KURL(), ForceSynchronousLoad)));
+            return true;
+        }
+
         static FrameLoaderClient* dummyFrameLoaderClient = new EmptyFrameLoaderClient;
 
         Page::PageClients pageClients;
         fillWithEmptyClients(pageClients);
         m_chromeClient = adoptPtr(new SVGImageChromeClient(this));
         pageClients.chromeClient = m_chromeClient.get();
 
         // FIXME: If this SVG ends up loading itself, we might leak the world.
         // The Cache code does not know about ImageResources holding Frames and
         // won't know to break the cycle.
@@ skipping 48 matching lines @@
 
     return m_page;
 }
 
 String SVGImage::filenameExtension() const
 {
     return "svg";
 }
 
 }