Render process changes for ResourceTiming sizes.

content/child/resource_dispatcher.h

Index: content/child/resource_dispatcher.h
diff --git a/content/child/resource_dispatcher.h b/content/child/resource_dispatcher.h
index 8a56030e7e68dbc3931c19b9675bb681372c400f..11485286edaa714b04f92a3442c19b8627ff9773 100644
--- a/content/child/resource_dispatcher.h
+++ b/content/child/resource_dispatcher.h
@@ -66,9 +66,9 @@ class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener {
   // use this if you really need it!  There is also no way for the caller to
   // interrupt this method. Errors are reported via the status field of the
   // response parameter.
-  void StartSync(const RequestInfo& request_info,
-                 ResourceRequestBodyImpl* request_body,
-                 SyncLoadResponse* response);
+  virtual void StartSync(const RequestInfo& request_info,
+                         ResourceRequestBodyImpl* request_body,
+                         SyncLoadResponse* response);
 
   // Call this method to initiate the request. If this method succeeds, then
   // the peer's methods will be called asynchronously to report various events.