Added new capture callback interface to pass the capture callback to a specific voe channel from libjingle webrtcvoiceengine.cc.

The callback has to go through VoEBaseImpl since VoEChannel is internal to voice engine.

TEST=compile
R=tommi@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/7769005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5458 4adac7df-926f-26a2-2b94-8c16560cd09d
3 files changed