Add a new QUIC platform API for text utilities.

net/quic/core/quic_session.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/core/quic_session.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
-#include "base/strings/string_number_conversions.h"
 #include "net/quic/core/crypto/proof_verifier.h"
 #include "net/quic/core/quic_bug_tracker.h"
 #include "net/quic/core/quic_connection.h"
 #include "net/quic/core/quic_flags.h"
 #include "net/quic/core/quic_flow_controller.h"
 #include "net/quic/platform/api/quic_str_cat.h"
 
-using base::IntToString;
 using base::StringPiece;
 using std::string;
-using net::SpdyPriority;
 
 namespace net {
 
 #define ENDPOINT \
   (perspective() == Perspective::IS_SERVER ? "Server: " : " Client: ")
 
 QuicSession::QuicSession(QuicConnection* connection,
                          Visitor* owner,
                          const QuicConfig& config)
     : connection_(connection),
@@ skipping 829 matching lines @@
 
 size_t QuicSession::MaxAvailableStreams() const {
   return max_open_incoming_streams_ * kMaxAvailableStreamsMultiplier;
 }
 
 bool QuicSession::IsIncomingStream(QuicStreamId id) const {
   return id % 2 != next_outgoing_stream_id_ % 2;
 }
 
 }  // namespace net