Revert of Convert internal representation of Srtp cryptos from string to int.

talk/session/media/mediasession.h

Index: talk/session/media/mediasession.h
diff --git a/talk/session/media/mediasession.h b/talk/session/media/mediasession.h
index 25ea017c7c4bfaefaddc27b70ce6aa7873e89c2c..e92628e71183b3db281c4664ec82f186ff73bb76 100644
--- a/talk/session/media/mediasession.h
+++ b/talk/session/media/mediasession.h
@@ -547,19 +547,10 @@
 const DataContentDescription* GetFirstDataContentDescription(
     const SessionDescription* sdesc);
 
-void GetSupportedAudioCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedVideoCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedDataCryptoSuites(std::vector<int>* crypto_suites);
-void GetDefaultSrtpCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedAudioCryptoSuiteNames(
-    std::vector<std::string>* crypto_suite_names);
-void GetSupportedVideoCryptoSuiteNames(
-    std::vector<std::string>* crypto_suite_names);
-void GetSupportedDataCryptoSuiteNames(
-    std::vector<std::string>* crypto_suite_names);
-void GetDefaultSrtpCryptoSuiteNames(
-    std::vector<std::string>* crypto_suite_names);
-
+void GetSupportedAudioCryptoSuites(std::vector<std::string>* crypto_suites);
+void GetSupportedVideoCryptoSuites(std::vector<std::string>* crypto_suites);
+void GetSupportedDataCryptoSuites(std::vector<std::string>* crypto_suites);
+void GetDefaultSrtpCryptoSuiteNames(std::vector<std::string>* crypto_suites);
 }  // namespace cricket
 
 #endif  // TALK_SESSION_MEDIA_MEDIASESSION_H_