Pass a TimeTicks along video capture pipeline to represent capture time

content/renderer/media/video_frame_deliverer.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/video_frame_deliverer.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 
 namespace content {
@@ skipping 54 matching lines @@
       }
       message_loop->PostTask(
           FROM_HERE, base::Bind(&ResetCallback, base::Passed(&callback)));
       return;
     }
   }
 }
 
 void VideoFrameDeliverer::DeliverFrameOnIO(
     const scoped_refptr<media::VideoFrame>& frame,
-    const media::VideoCaptureFormat& format) {
+    const media::VideoCaptureFormat& format,
+    const base::TimeTicks& estimated_capture_time) {
   DCHECK(io_message_loop_->BelongsToCurrentThread());
   for (std::vector<VideoIdCallbackPair>::iterator it = callbacks_.begin();
        it != callbacks_.end(); ++it) {
-    it->second.Run(frame, format);
+    it->second.Run(frame, format, estimated_capture_time);
   }
 }
 
 }  // namespace content