Add flakiness check if there is no received packets in a certain period.

webrtc/p2p/base/session.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 350 matching lines @@
   }
 
   // Called when a transport changes its writable state.  We track this to make
   // sure that the transport becomes writable within a reasonable amount of
   // time.  If this does not occur, we signal an error.
   virtual void OnTransportWritable(Transport* transport) {
   }
   virtual void OnTransportReadable(Transport* transport) {
   }
 
+  virtual void OnTransportReceiving(Transport* transport) {
+  }
+
   // Called when a transport has found its steady-state connections.
   virtual void OnTransportCompleted(Transport* transport) {
   }
 
   // Called when a transport has failed permanently.
   virtual void OnTransportFailed(Transport* transport) {
   }
 
   // Called when a transport signals that it has new candidates.
   virtual void OnTransportProxyCandidatesReady(TransportProxy* proxy,
@@ skipping 72 matching lines @@
   uint64 ice_tiebreaker_;
   // This flag will be set to true after the first role switch. This flag
   // will enable us to stop any role switch during the call.
   bool role_switch_;
   TransportMap transports_;
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_SESSION_H_