Implement server push protocol 2.

net/spdy/spdy_stream.h

 // Copyright (c) 2010 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_STREAM_H_
 #define NET_SPDY_SPDY_STREAM_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 193 matching lines @@
   int DoSendBody();
   int DoSendBodyComplete(int result);
   int DoReadHeaders();
   int DoReadHeadersComplete(int result);
   int DoOpen(int result);
 
   // Update the histograms.  Can safely be called repeatedly, but should only
   // be called after the stream has completed.
   void UpdateHistograms();
 
+  // When a server pushed stream is first created, this function is posted on
+  // the MessageLoop to replay all the data that the server has already sent.
+  void PushedStreamReplayData();
+
+  // There is a small period of time between when a server pushed stream is
+  // first created, and the pushed data is replayed. Any data received during
+  // this time should continue to be buffered.
+  bool continue_buffering_data_;
+
   spdy::SpdyStreamId stream_id_;
   std::string path_;
   int priority_;
   int send_window_size_;
 
   const bool pushed_;
   ScopedBandwidthMetrics metrics_;
   bool syn_reply_received_;
 
   scoped_refptr<SpdySession> session_;
@@ skipping 30 matching lines @@
   bool histograms_recorded_;
   // Data received before delegate is attached.
   std::vector<scoped_refptr<IOBufferWithSize> > pending_buffers_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyStream);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_STREAM_H_