Also optimize Statsview a little bit. BUG=1740 TEST=Manual test with WebRTCDemo Android R=fischman@webrtc.org Review URL: https://webrtc-codereview.appspot.com/1439005 git-svn-id: http://webrtc.googlecode.com/svn/trunk@3993 4adac7df-926f-26a2-2b94-8c16560cd09d