Change WebRTC SslCipher to be exposed as number only.

talk/session/media/mediasession.cc

Index: talk/session/media/mediasession.cc
diff --git a/talk/session/media/mediasession.cc b/talk/session/media/mediasession.cc
index 66d0caf9d774cd9dc3b80b9f79e7d551b6e5f2a6..7d94784d9b3679ebbe9de2d1a67d9de0337d6f47 100644
--- a/talk/session/media/mediasession.cc
+++ b/talk/session/media/mediasession.cc
@@ -155,8 +155,8 @@ bool FindMatchingCrypto(const CryptoParamsVec& cryptos,
 void GetSupportedAudioCryptoSuites(
     std::vector<std::string>* crypto_suites) {
 #ifdef HAVE_SRTP
-  crypto_suites->push_back(CS_AES_CM_128_HMAC_SHA1_32);
-  crypto_suites->push_back(CS_AES_CM_128_HMAC_SHA1_80);
+  crypto_suites->push_back(rtc::CS_AES_CM_128_HMAC_SHA1_32);
+  crypto_suites->push_back(rtc::CS_AES_CM_128_HMAC_SHA1_80);
 #endif
 }
 
@@ -173,7 +173,7 @@ void GetSupportedDataCryptoSuites(
 void GetSupportedDefaultCryptoSuites(
     std::vector<std::string>* crypto_suites) {
 #ifdef HAVE_SRTP
-  crypto_suites->push_back(CS_AES_CM_128_HMAC_SHA1_80);
+  crypto_suites->push_back(rtc::CS_AES_CM_128_HMAC_SHA1_80);
 #endif
 }
 
@@ -188,8 +188,9 @@ static bool SelectCrypto(const MediaContentDescription* offer,
 
   for (CryptoParamsVec::const_iterator i = cryptos.begin();
        i != cryptos.end(); ++i) {
-    if (CS_AES_CM_128_HMAC_SHA1_80 == i->cipher_suite ||
-        (CS_AES_CM_128_HMAC_SHA1_32 == i->cipher_suite && audio && !bundle)) {
+    if (rtc::CS_AES_CM_128_HMAC_SHA1_80 == i->cipher_suite ||
+        (rtc::CS_AES_CM_128_HMAC_SHA1_32 == i->cipher_suite && audio &&
+         !bundle)) {
       return CreateCryptoParams(i->tag, i->cipher_suite, crypto);
     }
   }