Change FaviconData to be able to return data for multiple bitmaps for same icon URL

chrome/browser/bookmarks/bookmark_model.h

Index: chrome/browser/bookmarks/bookmark_model.h
diff --git a/chrome/browser/bookmarks/bookmark_model.h b/chrome/browser/bookmarks/bookmark_model.h
index 1f1f8ea5954e813e7617097efd48ace293d9eae0..2fc9fa81ff1f3df54ad12499c52ad3e3adb4809b 100644
--- a/chrome/browser/bookmarks/bookmark_model.h
+++ b/chrome/browser/bookmarks/bookmark_model.h
@@ -415,7 +415,8 @@ class BookmarkModel : public content::NotificationObserver,
   // Notification that a favicon has finished loading. If we can decode the
   // favicon, FaviconLoaded is invoked.
   void OnFaviconDataAvailable(FaviconService::Handle handle,
-                              history::FaviconData favicon);
+                              history::FaviconData favicon_data,
+                              std::vector<GURL> icon_urls_in_db);
 
   // Invoked from the node to load the favicon. Requests the favicon from the
   // favicon service.