Attempt to load component extension favicon from the resources first.

chrome/browser/extensions/image_loading_tracker.h

Index: chrome/browser/extensions/image_loading_tracker.h
===================================================================
--- chrome/browser/extensions/image_loading_tracker.h	(revision 131549)
+++ chrome/browser/extensions/image_loading_tracker.h	(working copy)
@@ -122,6 +122,14 @@
   void OnImageLoaded(SkBitmap* image, const ExtensionResource& resource,
                      const gfx::Size& original_size, int id, bool should_cache);
 
+  // Checks whether image is a component extension resource. Returns false
+  // if a given |resource| does not have a corresponding image in bundled
+  // resources. Otherwise fills |resource_id|.
+  bool IsComponentExtensionResource(
+    const Extension* extension,
+    const ExtensionResource& resource,
+    int& resource_id);

[Finnur, 2012/04/11 10:03:09]

nit: Indentation.

[dgozman, 2012/04/11 14:48:13]

Done.

+
   // content::NotificationObserver method. If an extension is uninstalled while
   // we're waiting for the image we remove the entry from load_map_.
   virtual void Observe(int type,