Update {virtual,override} to follow C++11 style in net.

net/tools/quic/test_tools/quic_test_utils.h

 // 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.
 
 // Common utilities for Quic tests
 
 #ifndef NET_TOOLS_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_
 #define NET_TOOLS_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_
 
 #include <string>
@@ skipping 25 matching lines @@
     1536 * 1024;  // 1.5 MB
 
 // Testing convenience method to construct a QuicAckFrame with |num_nack_ranges|
 // nack ranges of width 1 packet, starting from |least_unacked|.
 QuicAckFrame MakeAckFrameWithNackRanges(size_t num_nack_ranges,
                                         QuicPacketSequenceNumber least_unacked);
 
 class TestSession : public QuicSession {
  public:
   TestSession(QuicConnection* connection, const QuicConfig& config);
-  virtual ~TestSession();
+  ~TestSession() override;
 
   MOCK_METHOD1(CreateIncomingDataStream, QuicDataStream*(QuicStreamId id));
   MOCK_METHOD0(CreateOutgoingDataStream, QuicDataStream*());
 
   void SetCryptoStream(QuicCryptoStream* stream);
 
-  virtual QuicCryptoStream* GetCryptoStream() override;
+  QuicCryptoStream* GetCryptoStream() override;
 
  private:
   QuicCryptoStream* crypto_stream_;
 
   DISALLOW_COPY_AND_ASSIGN(TestSession);
 };
 
 class MockPacketWriter : public QuicPacketWriter {
  public:
   MockPacketWriter();
@@ skipping 112 matching lines @@
                     QuicConnectionId connection_id,
                     QuicPacketSequenceNumber sequence_number,
                     const QuicEncryptedPacket& packet));
 };
 
 }  // namespace test
 }  // namespace tools
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_