Removing "crypto_required" from MediaContentDescription.

webrtc/api/webrtcsession.h

 /*
  *  Copyright 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 179 matching lines @@
   }
   virtual cricket::VideoChannel* video_channel() {
     return video_channel_.get();
   }
   virtual cricket::DataChannel* data_channel() {
     return data_channel_.get();
   }
 
   cricket::BaseChannel* GetChannel(const std::string& content_name);
 
-  void SetSdesPolicy(cricket::SecurePolicy secure_policy);
   cricket::SecurePolicy SdesPolicy() const;
 
   // Get current ssl role from transport.
   bool GetSslRole(const std::string& transport_name, rtc::SSLRole* role);
 
   // Get current SSL role for this channel's transport.
   // If |transport| is null, returns false.
   bool GetSslRole(const cricket::BaseChannel* channel, rtc::SSLRole* role);
 
   void CreateOffer(
@@ skipping 220 matching lines @@
                                   Action action);
 
   // Returns true if we are ready to push down the remote candidate.
   // |remote_desc| is the new remote description, or NULL if the current remote
   // description should be used. Output |valid| is true if the candidate media
   // index is valid.
   bool ReadyToUseRemoteCandidate(const IceCandidateInterface* candidate,
                                  const SessionDescriptionInterface* remote_desc,
                                  bool* valid);
 
+  // Returns true if SRTP (either using DTLS-SRTP or SDES) is required by
+  // this session.
+  bool SrtpRequired() const;
+
   void OnTransportControllerConnectionState(cricket::IceConnectionState state);
   void OnTransportControllerReceiving(bool receiving);
   void OnTransportControllerGatheringState(cricket::IceGatheringState state);
   void OnTransportControllerCandidatesGathered(
       const std::string& transport_name,
       const std::vector<cricket::Candidate>& candidates);
   void OnTransportControllerCandidatesRemoved(
       const std::vector<cricket::Candidate>& candidates);
 
   std::string GetSessionErrorMsg();
@@ skipping 69 matching lines @@
 
 #ifdef HAVE_QUIC
   std::unique_ptr<QuicDataTransport> quic_data_transport_;
 #endif  // HAVE_QUIC
 
   RTC_DISALLOW_COPY_AND_ASSIGN(WebRtcSession);
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_API_WEBRTCSESSION_H_