Add a new QUIC platform API for text utilities.

net/quic/core/quic_spdy_stream.cc

 // Copyright 2013 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_spdy_stream.h"
 
 #include <utility>
 
 #include "base/logging.h"
-#include "base/strings/string_number_conversions.h"
 #include "net/base/parse_number.h"
 #include "net/quic/core/quic_bug_tracker.h"
 #include "net/quic/core/quic_spdy_session.h"
 #include "net/quic/core/quic_utils.h"
 #include "net/quic/core/quic_write_blocked_list.h"
 #include "net/quic/core/spdy_utils.h"
+#include "net/quic/platform/api/quic_text_utils.h"
 
 using base::IntToString;
 using base::StringPiece;
 using std::string;
 
 namespace net {
 
 #define ENDPOINT                                                               \
   (session()->perspective() == Perspective::IS_SERVER ? "Server: " : "Client:" \
                                                                      " ")
@@ skipping 57 matching lines @@
     QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener) {
   if (fin_sent()) {
     QUIC_BUG << "Trailers cannot be sent after a FIN.";
     return 0;
   }
 
   // The header block must contain the final offset for this stream, as the
   // trailers may be processed out of order at the peer.
   DVLOG(1) << "Inserting trailer: (" << kFinalOffsetHeaderKey << ", "
            << stream_bytes_written() + queued_data_bytes() << ")";
-  trailer_block.insert(std::make_pair(
-      kFinalOffsetHeaderKey,
-      IntToString(stream_bytes_written() + queued_data_bytes())));
+  trailer_block.insert(
+      std::make_pair(kFinalOffsetHeaderKey,
+                     QuicTextUtils::Uint64ToString(stream_bytes_written() +
+                                                   queued_data_bytes())));
 
   // Write the trailing headers with a FIN, and close stream for writing:
   // trailers are the last thing to be sent on a stream.
   const bool kFin = true;
   size_t bytes_written = spdy_session_->WriteHeaders(
       id(), std::move(trailer_block), kFin, priority_, std::move(ack_listener));
   set_fin_sent(kFin);
 
   // Trailers are the last thing to be sent on a stream, but if there is still
   // queued data then CloseWriteSide() will cause it never to be sent.
@@ skipping 227 matching lines @@
     QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener) {
   if (spdy_session_->headers_stream() != nullptr &&
       spdy_session_->force_hol_blocking()) {
     return spdy_session_->headers_stream()->WritevStreamData(
         id(), iov, offset, fin, std::move(ack_listener));
   }
   return QuicStream::WritevDataInner(iov, offset, fin, std::move(ack_listener));
 }
 
 }  // namespace net