Use override consistently instead of virtual.

net/quic/quic_sent_packet_manager_test.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/quic_sent_packet_manager.h"
 
 #include "base/stl_util.h"
 #include "net/quic/test_tools/quic_config_peer.h"
 #include "net/quic/test_tools/quic_sent_packet_manager_peer.h"
 #include "net/quic/test_tools/quic_test_utils.h"
@@ skipping 33 matching lines @@
   QuicSentPacketManagerTest()
       : manager_(true, &clock_, &stats_, kFixRate, kNack),
         send_algorithm_(new StrictMock<MockSendAlgorithm>) {
     QuicSentPacketManagerPeer::SetSendAlgorithm(&manager_, send_algorithm_);
     // Disable tail loss probes for most tests.
     QuicSentPacketManagerPeer::SetMaxTailLossProbes(&manager_, 0);
     // Advance the time 1s so the send times are never QuicTime::Zero.
     clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(1000));
   }
 
-  virtual ~QuicSentPacketManagerTest() {
+  virtual ~QuicSentPacketManagerTest() OVERRIDE {
     STLDeleteElements(&packets_);
   }
 
   QuicByteCount BytesInFlight() {
     return QuicSentPacketManagerPeer::GetBytesInFlight(&manager_);
   }
   void VerifyUnackedPackets(QuicPacketSequenceNumber* packets,
                             size_t num_packets) {
     if (num_packets == 0) {
       EXPECT_FALSE(manager_.HasUnackedPackets());
@@ skipping 1203 matching lines @@
 
   EXPECT_EQ(kTime,
             QuicSentPacketManagerPeer::GetLossAlgorithm(
                 &manager_)->GetLossDetectionType());
 }
 
 
 }  // namespace
 }  // namespace test
 }  // namespace net