VCM: 1. Updating handling of empty packets. 2. Updating JB test. 3. Removing un-used code. 
Review URL: http://webrtc-codereview.appspot.com/59001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@142 4adac7df-926f-26a2-2b94-8c16560cd09d
7 files changed