Cast: Reject old RTCP packets

media/cast/net/rtcp/rtcp.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This class maintains a bi-directional RTCP connection with a remote
 // peer.
 
 #ifndef MEDIA_CAST_RTCP_RTCP_H_
 #define MEDIA_CAST_RTCP_RTCP_H_
 
@@ skipping 153 matching lines @@
   // manner (e.g., about once per second).
   uint32 lip_sync_rtp_timestamp_;
   uint64 lip_sync_ntp_timestamp_;
 
   base::TimeDelta rtt_;
   base::TimeDelta min_rtt_;
   base::TimeDelta max_rtt_;
   int number_of_rtt_in_avg_;
   base::TimeDelta avg_rtt_;
 
+  base::TimeTicks largest_seen_timestamp_;
+
   // For extending received ACK frame IDs from 8-bit to 32-bit.
   FrameIdWrapHelper ack_frame_id_wrap_helper_;
 
   // Maintains a history of receiver events.
   typedef std::pair<uint64, uint64> ReceiverEventKey;
   base::hash_set<ReceiverEventKey> receiver_event_key_set_;
   std::queue<ReceiverEventKey> receiver_event_key_queue_;
 
   DISALLOW_COPY_AND_ASSIGN(Rtcp);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_RTCP_RTCP_H_