Report metrics about negotiated ciphers.

talk/app/webrtc/webrtcsession.h

Index: talk/app/webrtc/webrtcsession.h
diff --git a/talk/app/webrtc/webrtcsession.h b/talk/app/webrtc/webrtcsession.h
index 2d477e3beba8a7b9a3a78aa1fe3f28b86ae368c0..821d59db5705e34d4a8381e9f0ead48967f590e7 100644
--- a/talk/app/webrtc/webrtcsession.h
+++ b/talk/app/webrtc/webrtcsession.h
@@ -370,7 +370,9 @@ class WebRtcSession : public cricket::BaseSession,
 
   // Invoked when OnTransportCompleted is signaled to gather the usage
   // of IPv4/IPv6 as best connection.
-  void ReportBestConnectionState(cricket::Transport* transport);
+  void ReportBestConnectionState(const cricket::TransportStats& stats);
+
+  void ReportNegotiatedCiphers(const cricket::TransportStats& stats);
 
   rtc::scoped_ptr<cricket::VoiceChannel> voice_channel_;
   rtc::scoped_ptr<cricket::VideoChannel> video_channel_;