Send bytes_used of v4l2 captured frame when video capture

media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc

Index: media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc
diff --git a/media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc b/media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc
index 7551bed434c7f7b5603a12bb842715616aa95e00..15c95e26f8960656ae0673077aba0bf248b38daa 100644
--- a/media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc
+++ b/media/video/capture/linux/v4l2_capture_delegate_multi_plane.cc
@@ -55,6 +55,13 @@ void V4L2CaptureDelegateMultiPlane::FinishFillingV4L2Buffer(
   buffer->m.planes = v4l2_planes_.data();
 }
 
+void V4L2CaptureDelegateMultiPlane::FetchBytesUsed(

[wuchengli, 2015/05/25 07:22:19]

s/FetchBytesUsed/SetBytesUsed/. The direction should be the other way around.

[kcwu, 2015/05/25 07:36:25]

Changed to SetPayloadSize per offline discussion.

+    const scoped_refptr<BufferTracker>& buffer_tracker,
+    const v4l2_buffer* buffer) const {

[wuchengli, 2015/05/25 07:22:19]

Use const reference. This is input.

[kcwu, 2015/05/25 07:36:25]

Done.

+  for (size_t i = 0; i < v4l2_planes_.size(); i++)
+    buffer_tracker->SetPlanePayload(i, buffer->m.planes[i].bytesused);

[wuchengli, 2015/05/25 07:22:19]

s/SetPlanePayload/SetPlanePayloadSize/. Payload usually refers to the data
array.

[kcwu, 2015/05/25 07:36:25]

Done.

+}
+
 void V4L2CaptureDelegateMultiPlane::SendBuffer(
     const scoped_refptr<BufferTracker>& buffer_tracker,
     const v4l2_format& format) const {