to set the payload type to be used without having to call SendOutgoingData. BUG=3694 R=asapersson@webrtc.org Review URL: https://webrtc-codereview.appspot.com/18289004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6988 4adac7df-926f-26a2-2b94-8c16560cd09d