Revert 132196 - Attempt to load component extension favicon from the resources first.

chrome/browser/ui/webui/extensions/extension_icon_source.h

Index: chrome/browser/ui/webui/extensions/extension_icon_source.h
===================================================================
--- chrome/browser/ui/webui/extensions/extension_icon_source.h	(revision 132198)
+++ chrome/browser/ui/webui/extensions/extension_icon_source.h	(working copy)
@@ -78,6 +78,9 @@
   // Encapsulates the request parameters for |request_id|.
   struct ExtensionIconRequest;
 
+  // Returns the bitmap for the webstore icon.
+  const SkBitmap* GetWebStoreImage();
+
   // Returns the bitmap for the default app image.
   const SkBitmap* GetDefaultAppImage();
 
@@ -92,6 +95,12 @@
   // Loads the default image for |request_id| and returns to the client.
   void LoadDefaultImage(int request_id);
 
+  // Tries loading component extension image. These usually come from resources
+  // instead of file system. Returns false if a given |icon| does not have
+  // a corresponding image in bundled resources.
+  bool TryLoadingComponentExtensionImage(const ExtensionResource& icon,
+                                         int request_id);
+
   // Loads the extension's |icon| for the given |request_id| and returns the
   // image to the client.
   void LoadExtensionImage(const ExtensionResource& icon, int request_id);