Add QuicFlagSaver to files in net/tools/quic/

net/tools/quic/quic_time_wait_list_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/tools/quic/quic_time_wait_list_manager.h"
 
 #include <errno.h>
 #include <memory>
 
 #include "net/quic/core/crypto/crypto_protocol.h"
@@ skipping 134 matching lines @@
   }
 
   QuicEncryptedPacket* ConstructEncryptedPacket(
       QuicConnectionId connection_id,
       QuicPacketNumber packet_number) {
     return net::test::ConstructEncryptedPacket(connection_id, false, false,
                                                false, kDefaultPathId,
                                                packet_number, "data");
   }
 
+  QuicFlagSaver flags_;  // Save/restore all QUIC flag values.
   NiceMock<MockFakeTimeEpollServer> epoll_server_;
   QuicEpollConnectionHelper helper_;
   QuicEpollAlarmFactory alarm_factory_;
   StrictMock<MockPacketWriter> writer_;
   StrictMock<MockQuicServerSessionVisitor> visitor_;
   QuicTimeWaitListManager time_wait_list_manager_;
   QuicConnectionId connection_id_;
   IPEndPoint server_address_;
   IPEndPoint client_address_;
   bool writer_is_blocked_;
@@ skipping 384 matching lines @@
     EXPECT_EQ(static_cast<size_t>(FLAGS_quic_time_wait_list_max_connections),
               time_wait_list_manager_.num_connections());
     EXPECT_FALSE(IsConnectionIdInTimeWait(id_to_evict));
     EXPECT_TRUE(IsConnectionIdInTimeWait(current_connection_id));
   }
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace net