Remove unnecessary redefinition of PacketLists in rtp_fec_unittest.

webrtc/modules/rtp_rtcp/source/rtp_fec_unittest.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <list>
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webrtc/base/random.h"
 #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
 #include "webrtc/modules/rtp_rtcp/source/forward_error_correction.h"
 
 using webrtc::ForwardErrorCorrection;
 
 // Minimum RTP header size in bytes.
 const uint8_t kRtpHeaderSize = 12;
 
 // Transport header size in bytes. Assume UDP/IPv4 as a reasonable minimum.
 const uint8_t kTransportOverhead = 28;
 
 // Maximum number of media packets used in the FEC (RFC 5109).
 const uint8_t kMaxNumberMediaPackets = ForwardErrorCorrection::kMaxMediaPackets;
 
-typedef std::list<ForwardErrorCorrection::Packet*> PacketList;
-typedef std::list<ForwardErrorCorrection::ReceivedPacket*> ReceivedPacketList;
-typedef std::list<ForwardErrorCorrection::RecoveredPacket*> RecoveredPacketList;
+using PacketList = ForwardErrorCorrection::PacketList;
+using ReceivedPacketList = ForwardErrorCorrection::ReceivedPacketList;
+using RecoveredPacketList = ForwardErrorCorrection::RecoveredPacketList;
 
 template <typename T> void ClearList(std::list<T*>* my_list) {
   T* packet = NULL;
   while (!my_list->empty()) {
     packet = my_list->front();
     delete packet;
     my_list->pop_front();
   }
 }
 
@@ skipping 896 matching lines @@
   }
   // Last packet, set marker bit.
   assert(media_packet != NULL);
   media_packet->data[1] |= 0x80;
   return sequence_number;
 }
 
 int RtpFecTest::ConstructMediaPackets(int num_media_packets) {
   return ConstructMediaPacketsSeqNum(num_media_packets, random_.Rand<int>());
 }