Adding API for setting bandwidth estimation configurations.

R=mflodman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/10519004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5773 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/video_engine/vie_channel_manager.h b/video_engine/vie_channel_manager.h
index 8325098..a979ab6 100644
--- a/video_engine/vie_channel_manager.h
+++ b/video_engine/vie_channel_manager.h
@@ -79,6 +79,10 @@
   // it will simply be ignored and no error is returned.
   void UpdateSsrcs(int channel_id, const std::list<unsigned int>& ssrcs);
 
+  // Sets bandwidth estimation related configurations.
+  bool SetBandwidthEstimationConfig(int channel_id,
+                                    const webrtc::Config& config);
+
  private:
   // Creates a channel object connected to |vie_encoder|. Assumed to be called
   // protected.