Remove global list of SRTP sessions.

talk/session/media/srtpfilter.h

 /*
  * libjingle
  * Copyright 2009 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 222 matching lines @@
 
  private:
   bool SetKey(int type, const std::string& cs, const uint8_t* key, int len);
     // Returns send stream current packet index from srtp db.
   bool GetSendStreamPacketIndex(void* data, int in_len, int64_t* index);
 
   static bool Init();
   void HandleEvent(const srtp_event_data_t* ev);
   static void HandleEventThunk(srtp_event_data_t* ev);
 
-  static std::list<SrtpSession*>* sessions();
-
   srtp_ctx_t* session_;
   int rtp_auth_tag_len_;
   int rtcp_auth_tag_len_;
   rtc::scoped_ptr<SrtpStat> srtp_stat_;
   static bool inited_;
   static rtc::GlobalLockPod lock_;
   int last_send_seq_num_;
   RTC_DISALLOW_COPY_AND_ASSIGN(SrtpSession);
 };
 
@@ skipping 65 matching lines @@
   std::map<FailureKey, FailureStat> failures_;
   // Threshold in ms to silent the signaling errors.
   uint32_t signal_silent_time_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(SrtpStat);
 };
 
 }  // namespace cricket
 
 #endif  // TALK_SESSION_MEDIA_SRTPFILTER_H_