Drop early packets when not sending in TransportAdapter.
Particularly, suppress periodic RTCP packets before
VideoSendStream.StartSending() or VideoReceiveStream.StartReceiving() have been called, respectively.
RTCP packets are sent periodically, by the Process thread, for every ViE channel even those not sending.
BUG=
R=pbos@webrtc.org, stefan@webrtc.org
Review URL: https://webrtc-codereview.appspot.com/7569004
git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5438 4adac7df-926f-26a2-2b94-8c16560cd09d
7 files changed