Change WebRTC SslCipher to be exposed as number only.

talk/app/webrtc/statscollector_unittest.cc

Index: talk/app/webrtc/statscollector_unittest.cc
diff --git a/talk/app/webrtc/statscollector_unittest.cc b/talk/app/webrtc/statscollector_unittest.cc
index 9b037c414987cb3ce8937d79b17b70c9fc1ef6d8..0244340deaa66ee017fa07a6ac1a52361a77a3fd 100644
--- a/talk/app/webrtc/statscollector_unittest.cc
+++ b/talk/app/webrtc/statscollector_unittest.cc
@@ -644,7 +644,7 @@ class StatsCollectorTest : public testing::Test {
     cricket::TransportChannelStats channel_stats;
     channel_stats.component = 1;
     channel_stats.srtp_cipher = "the-srtp-cipher";
-    channel_stats.ssl_cipher = "the-ssl-cipher";
+    channel_stats.ssl_cipher.rfc_name = "the-ssl-cipher";
 
     cricket::TransportStats transport_stats;
     transport_stats.content_name = "audio";