Remove unnecessary methods from QuicUnackedPacketMap and a minor

net/quic/quic_unacked_packet_map.cc

 // 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.
 
 #include "net/quic/quic_unacked_packet_map.h"
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "net/quic/quic_connection_stats.h"
 #include "net/quic/quic_utils_chromium.h"
@@ skipping 147 matching lines @@
   return !transmission_info.pending &&
       transmission_info.sent_time != QuicTime::Zero() &&
       transmission_info.bytes_sent == 0;
 }
 
 bool QuicUnackedPacketMap::IsUnacked(
     QuicPacketSequenceNumber sequence_number) const {
   return ContainsKey(unacked_packets_, sequence_number);
 }
 
-bool QuicUnackedPacketMap::IsPending(
-    QuicPacketSequenceNumber sequence_number) const {
-  const TransmissionInfo* transmission_info =
-      FindOrNull(unacked_packets_, sequence_number);
-  return transmission_info != NULL && transmission_info->pending;
-}
-
 void QuicUnackedPacketMap::SetNotPending(
     QuicPacketSequenceNumber sequence_number) {
   UnackedPacketMap::iterator it = unacked_packets_.find(sequence_number);
   if (it == unacked_packets_.end()) {
     LOG(DFATAL) << "SetNotPending called for packet that is not unacked: "
                 << sequence_number;
     return;
   }
   if (it->second.pending) {
     LOG_IF(DFATAL, bytes_in_flight_ < it->second.bytes_sent);
@@ skipping 94 matching lines @@
 QuicPacketSequenceNumber
 QuicUnackedPacketMap::GetLeastUnackedSentPacket() const {
   if (unacked_packets_.empty()) {
     // If there are no unacked packets, return 0.
     return 0;
   }
 
   return unacked_packets_.begin()->first;
 }
 
-SequenceNumberSet QuicUnackedPacketMap::GetUnackedPackets() const {
-  SequenceNumberSet unacked_packets;
-  for (UnackedPacketMap::const_iterator it = unacked_packets_.begin();
-       it != unacked_packets_.end(); ++it) {
-    unacked_packets.insert(it->first);
-  }
-  return unacked_packets;
-}
-
 void QuicUnackedPacketMap::SetSent(QuicPacketSequenceNumber sequence_number,
                                    QuicTime sent_time,
                                    QuicByteCount bytes_sent,
                                    bool set_pending) {
   DCHECK_LT(0u, sequence_number);
   UnackedPacketMap::iterator it = unacked_packets_.find(sequence_number);
   if (it == unacked_packets_.end()) {
     LOG(DFATAL) << "OnPacketSent called for packet that is not unacked: "
                 << sequence_number;
     return;
   }
   DCHECK(!it->second.pending);
 
   largest_sent_packet_ = max(sequence_number, largest_sent_packet_);
   it->second.sent_time = sent_time;
   if (set_pending) {
     bytes_in_flight_ += bytes_sent;
     it->second.bytes_sent = bytes_sent;
     it->second.pending = true;
   }
 }
 
 }  // namespace net