Fix the semantics of QuicFecGroup::ProtectsPacketsBefore into IsWaitingForPacketBefore. Certain ed…

net/quic/quic_connection.cc

 // Copyright (c) 2012 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.
 
 #include "net/quic/quic_connection.h"
 
 #include <string.h>
 #include <sys/types.h>
 
 #include <algorithm>
@@ skipping 2000 matching lines @@
   packet_generator_.AddControlFrame(
       QuicFrame(new QuicGoAwayFrame(error, last_good_stream_id, reason)));
 }
 
 void QuicConnection::CloseFecGroupsBefore(QuicPacketNumber packet_number) {
   FecGroupMap::iterator it = group_map_.begin();
   while (it != group_map_.end()) {
     // If this is the current group or the group doesn't protect this packet
     // we can ignore it.
     if (last_header_.fec_group == it->first ||
-        !it->second->ProtectsPacketsBefore(packet_number)) {
+        !it->second->IsWaitingForPacketBefore(packet_number)) {
       ++it;
       continue;
     }
     QuicFecGroup* fec_group = it->second;
     DCHECK(!fec_group->CanRevive());
     FecGroupMap::iterator next = it;
     ++next;
     group_map_.erase(it);
     delete fec_group;
     it = next;
@@ skipping 292 matching lines @@
       packet_number_of_last_sent_packet_ + packets_between_mtu_probes_ + 1;
   ++mtu_probe_count_;
 
   DVLOG(2) << "Sending a path MTU discovery packet #" << mtu_probe_count_;
   SendMtuDiscoveryPacket(mtu_discovery_target_);
 
   DCHECK(!mtu_discovery_alarm_->IsSet());
 }
 
 }  // namespace net