Removing functionality for inserting pre-encoded frames instead of raw
video frames. The functionality hasn't been used for a long time and
should be done properly if used in the future.

This is a pre-step for implementing CPU overload control.

R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1630004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4194 4adac7df-926f-26a2-2b94-8c16560cd09d
9 files changed