Remove using namespace in net/quic/quic_stream_sequencer.h

net/quic/quic_reliable_client_stream_test.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_reliable_client_stream.h"
 
+#include <string>
+
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
 #include "net/quic/quic_client_session.h"
 #include "net/quic/quic_utils.h"
 #include "net/quic/spdy_utils.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using testing::AnyNumber;
 using testing::Return;
@@ skipping 66 matching lines @@
   QuicReliableClientStream* stream_;
   QuicCryptoClientConfig crypto_config_;
   SpdyHeaderBlock headers_;
 };
 
 INSTANTIATE_TEST_CASE_P(Version, QuicReliableClientStreamTest,
                         ::testing::ValuesIn(QuicSupportedVersions()));
 
 TEST_P(QuicReliableClientStreamTest, OnFinRead) {
   InitializeHeaders();
-  string uncompressed_headers =
+  std::string uncompressed_headers =
       SpdyUtils::SerializeUncompressedHeaders(headers_);
   EXPECT_CALL(delegate_, OnDataReceived(StrEq(uncompressed_headers.data()),
                                         uncompressed_headers.size()));
   QuicStreamOffset offset = 0;
   stream_->OnStreamHeaders(uncompressed_headers);
   stream_->OnStreamHeadersComplete(false, uncompressed_headers.length());
 
   IOVector iov;
   QuicStreamFrame frame2(kStreamId, true, offset, iov);
   EXPECT_CALL(delegate_, OnClose(QUIC_NO_ERROR));
@@ skipping 60 matching lines @@
   EXPECT_CALL(session_, WritevData(stream_->id(),  _, _, _, _, _)).WillOnce(
       Return(QuicConsumedData(kDataLen, true)));
   stream_->OnCanWrite();
   ASSERT_TRUE(callback.have_result());
   EXPECT_EQ(OK, callback.WaitForResult());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace net