Remove using namespace in net/quic/quic_stream_sequencer.h

net/quic/test_tools/quic_session_peer.cc

Index: net/quic/test_tools/quic_session_peer.cc
diff --git a/net/quic/test_tools/quic_session_peer.cc b/net/quic/test_tools/quic_session_peer.cc
index 14897b26fcbdd4973fd2b7333f8a4e85d532d127..821d16dd84897f2eae2721317aa26fc2fe31e59b 100644
--- a/net/quic/test_tools/quic_session_peer.cc
+++ b/net/quic/test_tools/quic_session_peer.cc
@@ -4,6 +4,8 @@
 
 #include "net/quic/test_tools/quic_session_peer.h"
 
+#include <map>
+
 #include "net/quic/quic_session.h"
 #include "net/quic/reliable_quic_stream.h"
 
@@ -51,7 +53,7 @@ QuicDataStream* QuicSessionPeer::GetIncomingDataStream(
 }
 
 // static
-map<QuicStreamId, QuicStreamOffset>&
+std::map<QuicStreamId, QuicStreamOffset>&
 QuicSessionPeer::GetLocallyClosedStreamsHighestOffset(QuicSession* session) {
   return session->locally_closed_streams_highest_offset_;
 }