Video bandwidth not reported correctly

ViEChannel::GetBandwidthUsage fails to aggregate video_bitrate_sent in
the same way as the total, fec and nack.

BUG=2579
R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/3199004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5062 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed