relnote: Close the QUIC connection when a packet is about to be sent out

net/quic/quic_sent_packet_manager.h

 // Copyright 2013 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.
 
 #ifndef NET_QUIC_QUIC_SENT_PACKET_MANAGER_H_
 #define NET_QUIC_QUIC_SENT_PACKET_MANAGER_H_
 
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 210 matching lines @@
   bool using_pacing() const { return using_pacing_; }
 
   void set_debug_delegate(DebugDelegate* debug_delegate) {
     debug_delegate_ = debug_delegate;
   }
 
   QuicPacketNumber largest_observed() const {
     return unacked_packets_.largest_observed();
   }
 
-  QuicPacketNumber least_packet_awaited_by_peer() {
+  QuicPacketNumber largest_sent_packet() const {
+    return unacked_packets_.largest_sent_packet();
+  }
+
+  QuicPacketNumber least_packet_awaited_by_peer() const {
     return least_packet_awaited_by_peer_;
   }
 
   void set_network_change_visitor(NetworkChangeVisitor* visitor) {
     DCHECK(!network_change_visitor_);
     DCHECK(visitor);
     network_change_visitor_ = visitor;
   }
 
   // Used in Chromium, but not in the server.
@@ skipping 161 matching lines @@
   // Records bandwidth from server to client in normal operation, over periods
   // of time with no loss events.
   QuicSustainedBandwidthRecorder sustained_bandwidth_recorder_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicSentPacketManager);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SENT_PACKET_MANAGER_H_