| Index: content/common/frame_messages.h | 
| diff --git a/content/common/frame_messages.h b/content/common/frame_messages.h | 
| index 7385814e85ba596433a982e6714c00cec04f09db..8ea66254e282ea681c7632826864c2b1581c8ef1 100644 | 
| --- a/content/common/frame_messages.h | 
| +++ b/content/common/frame_messages.h | 
| @@ -759,7 +759,9 @@ IPC_MESSAGE_ROUTED2(FrameHostMsg_RenderProcessGone, | 
| IPC_MESSAGE_ROUTED0(FrameHostMsg_FrameFocused) | 
|  | 
| // Sent when the renderer starts a provisional load for a frame. | 
| -IPC_MESSAGE_ROUTED1(FrameHostMsg_DidStartProvisionalLoad, GURL /* url */) | 
| +IPC_MESSAGE_ROUTED2(FrameHostMsg_DidStartProvisionalLoad, | 
| +                    GURL /* url */, | 
| +                    base::TimeTicks /* navigation_start */); | 
|  | 
| // Sent when the renderer fails a provisional load with an error. | 
| IPC_MESSAGE_ROUTED1(FrameHostMsg_DidFailProvisionalLoadWithError, | 
|  |