Blob creation methods for ImageBitmap.

Source/core/page/DOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 1365 matching lines @@
         d->cancelAnimationFrame(id);
 }
 
 DOMWindowCSS* DOMWindow::css()
 {
     if (!m_css)
         m_css = DOMWindowCSS::create();
     return m_css.get();
 }
 
+void DOMWindow::loadBlobAsync(ImageBitmapLoader* loader, Blob* blob)
+{
+    m_pendingImageBitmapLoaders.add(loader);
+    loader->start(blob);
+}
+
+void DOMWindow::finishedLoading(ImageBitmapLoader* loader)
+{
+    ASSERT(m_pendingImageBitmapLoaders.contains(loader));
+    m_pendingImageBitmapLoaders.remove(loader);
+}
+
 static void didAddStorageEventListener(DOMWindow* window)
 {
     // Creating these WebCore::Storage objects informs the system that we'd like to receive
     // notifications about storage events that might be triggered in other processes. Rather
     // than subscribe to these notifications explicitly, we subscribe to them implicitly to
     // simplify the work done by the system.
     window->localStorage(IGNORE_EXCEPTION_STATE);
     window->sessionStorage(IGNORE_EXCEPTION_STATE);
 }
 
@@ skipping 321 matching lines @@
 
     Frame* child = frame->tree()->scopedChild(index);
     if (child)
         return child->domWindow();
 
     return 0;
 }
 
 
 } // namespace WebCore