Remove using namespace in net/quic/quic_stream_sequencer.h

net/quic/quic_crypto_server_stream.cc

 // 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.
 
 #include "net/quic/quic_crypto_server_stream.h"
 
 #include "base/base64.h"
 #include "crypto/secure_hash.h"
 #include "net/quic/crypto/cached_network_parameters.h"
 #include "net/quic/crypto/crypto_protocol.h"
 #include "net/quic/crypto/crypto_utils.h"
 #include "net/quic/crypto/quic_crypto_server_config.h"
 #include "net/quic/quic_config.h"
 #include "net/quic/quic_flags.h"
 #include "net/quic/quic_protocol.h"
 #include "net/quic/quic_session.h"
 
+using std::string;
+
 namespace net {
 
 void ServerHelloNotifier::OnAckNotification(
     int num_original_packets,
     int num_original_bytes,
     int num_retransmitted_packets,
     int num_retransmitted_bytes,
     QuicTime::Delta delta_largest_observed) {
   server_stream_->OnServerHelloAcked();
 }
@@ skipping 230 matching lines @@
 
 void QuicCryptoServerStream::ValidateCallback::RunImpl(
     const CryptoHandshakeMessage& client_hello,
     const Result& result) {
   if (parent_ != nullptr) {
     parent_->FinishProcessingHandshakeMessage(client_hello, result);
   }
 }
 
 }  // namespace net