Added a delay measurement, measures the time between an incoming captured frame until the frame is being processed. Measures the delay per second.

R=mflodman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/4249004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5212 4adac7df-926f-26a2-2b94-8c16560cd09d
8 files changed