adds std:: to stl types (#049)

net/quic/core/quic_session.cc

Index: net/quic/core/quic_session.cc
diff --git a/net/quic/core/quic_session.cc b/net/quic/core/quic_session.cc
index a10c124c05f154f229e2c60a7a1d0a6181844189..6c3add0cfefdb7fceabd0a8db168b7cba149e077 100644
--- a/net/quic/core/quic_session.cc
+++ b/net/quic/core/quic_session.cc
@@ -18,10 +18,8 @@
 using base::IntToString;
 using base::StringPiece;
 using std::make_pair;
-using std::map;
 using std::max;
 using std::string;
-using std::vector;
 using net::SpdyPriority;
 
 namespace net {
@@ -398,7 +396,7 @@ void QuicSession::CloseStreamInner(QuicStreamId stream_id, bool locally_reset) {
 void QuicSession::UpdateFlowControlOnFinalReceivedByteOffset(
     QuicStreamId stream_id,
     QuicStreamOffset final_byte_offset) {
-  map<QuicStreamId, QuicStreamOffset>::iterator it =
+  std::map<QuicStreamId, QuicStreamOffset>::iterator it =
       locally_closed_streams_highest_offset_.find(stream_id);
   if (it == locally_closed_streams_highest_offset_.end()) {
     return;