Expose details for appcache error events [Chromium]

content/child/appcache/appcache_dispatcher.h

Index: content/child/appcache/appcache_dispatcher.h
diff --git a/content/child/appcache/appcache_dispatcher.h b/content/child/appcache/appcache_dispatcher.h
index 0b625637c672df90c2977a7cfe5ea565d54c6eb3..c4d8fca8cb3a6ff4dd31c8b171f3a22ba44afbe1 100644
--- a/content/child/appcache/appcache_dispatcher.h
+++ b/content/child/appcache/appcache_dispatcher.h
@@ -40,7 +40,10 @@ class AppCacheDispatcher : public IPC::Listener {
   void OnProgressEventRaised(const std::vector<int>& host_ids,
                              const GURL& url, int num_total, int num_complete);
   void OnErrorEventRaised(const std::vector<int>& host_ids,
-                          const std::string& message);
+                          const std::string& message,
+                          appcache::ErrorReason reason,
+                          const GURL& url,
+                          int status);
   void OnLogMessage(int host_id, int log_level, const std::string& message);
   void OnContentBlocked(int host_id, const GURL& manifest_url);