Blob creation methods for ImageBitmap.

Source/core/page/DOMWindow.h

Index: Source/core/page/DOMWindow.h
diff --git a/Source/core/page/DOMWindow.h b/Source/core/page/DOMWindow.h
index ae98cf0a1fb716d1597a64c4e27225ece329b7b7..05de0436e2e53ec0d8e0511d0f9ec55374b4c5e1 100644
--- a/Source/core/page/DOMWindow.h
+++ b/Source/core/page/DOMWindow.h
@@ -30,12 +30,14 @@
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/dom/EventTarget.h"
 #include "core/page/FrameDestructionObserver.h"
+#include "core/page/ImageBitmapFactories.h"
 #include "core/platform/Supplementable.h"
 
 #include "wtf/Forward.h"
 
 namespace WebCore {
     class BarProp;
+    class Blob;
     class CSSRuleList;
     class CSSStyleDeclaration;
     class Console;
@@ -54,6 +56,7 @@ namespace WebCore {
     class Frame;
     class History;
     class IDBFactory;
+    class ImageBitmapLoader;
     class Location;
     class MediaQueryList;
     class MessageEvent;
@@ -242,6 +245,9 @@ namespace WebCore {
 
         DOMWindowCSS* css();
 
+        void loadBlobAsync(ImageBitmapLoader*, Blob*);

[Justin Novosad, 2013/08/07 19:35:12]

Why does this need to live in DOM window? it does not seem to interact with the
rest of this class in any way.

+        void finishedLoading(ImageBitmapLoader*);
+
         // Events
         // EventTarget API
         virtual bool addEventListener(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture);
@@ -393,6 +399,7 @@ namespace WebCore {
         bool m_shouldPrintWhenFinishedLoading;
 
         HashSet<DOMWindowProperty*> m_properties;
+        HashSet<ImageBitmapLoader*> m_pendingImageBitmapLoaders;
 
         mutable RefPtr<Screen> m_screen;
         mutable RefPtr<History> m_history;