Remove unnecessary methods from QuicUnackedPacketMap and a minor

net/quic/test_tools/quic_sent_packet_manager_peer.cc

 // 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.
 
 #include "net/quic/test_tools/quic_sent_packet_manager_peer.h"
 
 #include "base/stl_util.h"
 #include "net/quic/congestion_control/loss_detection_interface.h"
 #include "net/quic/congestion_control/send_algorithm_interface.h"
 #include "net/quic/quic_protocol.h"
@@ skipping 95 matching lines @@
   return sent_packet_manager->unacked_packets_.HasPendingCryptoPackets();
 }
 
 // static
 size_t QuicSentPacketManagerPeer::GetNumRetransmittablePackets(
     const QuicSentPacketManager* sent_packet_manager) {
   return sent_packet_manager->unacked_packets_.GetNumRetransmittablePackets();
 }
 
 // static
-SequenceNumberSet QuicSentPacketManagerPeer::GetUnackedPackets(
-    const QuicSentPacketManager* sent_packet_manager) {
-  return sent_packet_manager->unacked_packets_.GetUnackedPackets();
-}
-
-// static
 QuicByteCount QuicSentPacketManagerPeer::GetBytesInFlight(
     const QuicSentPacketManager* sent_packet_manager) {
   return sent_packet_manager->unacked_packets_.bytes_in_flight();
 }
 
 }  // namespace test
 }  // namespace net