This broke bandwidth estimation for calls without abs-send-time is enabled, but where RTX was. BUG= R=pbos@webrtc.org Review URL: https://webrtc-codereview.appspot.com/16929004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6719 4adac7df-926f-26a2-2b94-8c16560cd09d