Change the stream_id for streams which are serialized out of order.

net/spdy/spdy_session.h

 // 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.
 
 #ifndef NET_SPDY_SPDY_SESSION_H_
 #define NET_SPDY_SPDY_SESSION_H_
 #pragma once
 
 #include <algorithm>
 #include <list>
@@ skipping 537 matching lines @@
   HttpServerProperties* const http_server_properties_;
 
   // The socket handle for this session.
   scoped_ptr<ClientSocketHandle> connection_;
 
   // The read buffer used to read data from the socket.
   scoped_refptr<IOBuffer> read_buffer_;
   bool read_pending_;
 
   int stream_hi_water_mark_;  // The next stream id to use.
+  // The stream id of the last SYN_STREAM frame written on this session.
+  SpdyStreamId last_syn_stream_id_;
 
   // Queue, for each priority, of pending Create Streams that have not
   // yet been satisfied
   PendingCreateStreamQueue create_stream_queues_[NUM_PRIORITIES];
 
   // Map from stream id to all active streams.  Streams are active in the sense
   // that they have a consumer (typically SpdyNetworkTransaction and regardless
   // of whether or not there is currently any ongoing IO [might be waiting for
   // the server to start pushing the stream]) or there are still network events
   // incoming even though the consumer has already gone away (cancellation).
@@ skipping 178 matching lines @@
  private:
   const int status_;
   const std::string description_;
 
   DISALLOW_COPY_AND_ASSIGN(NetLogSpdySessionCloseParameter);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_SESSION_H_