Add a continual_gathering_policy in PeerConnection RTCConfiguration

webrtc/p2p/base/p2ptransportchannel.h

 /*
  *  Copyright 2004 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 56 matching lines @@
                          const std::string& ice_pwd) override;
   void SetRemoteIceCredentials(const std::string& ice_ufrag,
                                const std::string& ice_pwd) override;
   void SetRemoteIceMode(IceMode mode) override;
   void Connect() override;
   void MaybeStartGathering() override;
   IceGatheringState gathering_state() const override {
     return gathering_state_;
   }
   void AddRemoteCandidate(const Candidate& candidate) override;
-  // Sets the receiving timeout in milliseconds.
+  // Sets the receiving timeout and gather_continually.
   // This also sets the check_receiving_delay proportionally.
-  void SetReceivingTimeout(int receiving_timeout_ms) override;
+  void SetIceConfig(const IceConfig& config) override;
 
   // From TransportChannel:
   int SendPacket(const char* data,
                  size_t len,
                  const rtc::PacketOptions& options,
                  int flags) override;
   int SetOption(rtc::Socket::Option opt, int value) override;
   bool GetOption(rtc::Socket::Option opt, int* value) override;
   int GetError() override { return error_; }
   bool GetStats(std::vector<ConnectionInfo>* stats) override;
@@ skipping 153 matching lines @@
   std::string remote_ice_pwd_;
   IceMode remote_ice_mode_;
   IceRole ice_role_;
   uint64 tiebreaker_;
   uint32 remote_candidate_generation_;
   IceGatheringState gathering_state_;
 
   int check_receiving_delay_;
   int receiving_timeout_;
   uint32 last_ping_sent_ms_ = 0;
+  bool gather_continually_ = false;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(P2PTransportChannel);
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_P2PTRANSPORTCHANNEL_H_