Add a new GetNegotiatedProtocol method to StreamSocket and implement in all subclasses.

net/socket/tcp_client_socket_libevent.h

 // Copyright (c) 2011 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_SOCKET_TCP_CLIENT_SOCKET_LIBEVENT_H_
 #define NET_SOCKET_TCP_CLIENT_SOCKET_LIBEVENT_H_
 #pragma once
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 50 matching lines @@
   // Multiple outstanding requests are not supported.
   // Full duplex mode (reading and writing at the same time) is supported
   virtual int Read(IOBuffer* buf,
                    int buf_len,
                    const CompletionCallback& callback) OVERRIDE;
   virtual int Write(IOBuffer* buf,
                     int buf_len,
                     const CompletionCallback& callback) OVERRIDE;
   virtual bool SetReceiveBufferSize(int32 size) OVERRIDE;
   virtual bool SetSendBufferSize(int32 size) OVERRIDE;
+  virtual NextProto GetNegotiatedProtocol() const OVERRIDE;

[wtc, 2012/03/30 21:19:14]

Move this up to the StreamSocket implementation section.

[Ryan Hamilton, 2012/03/30 21:53:17]

Whoops, done.

 
  private:
   // State machine for connecting the socket.
   enum ConnectState {
     CONNECT_STATE_CONNECT,
     CONNECT_STATE_CONNECT_COMPLETE,
     CONNECT_STATE_NONE,
   };
 
   class ReadWatcher : public MessageLoopForIO::Watcher {
@@ skipping 122 matching lines @@
   base::TimeTicks connect_start_time_;
   base::TimeDelta connect_time_micros_;
   int64 num_bytes_read_;
 
   DISALLOW_COPY_AND_ASSIGN(TCPClientSocketLibevent);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_TCP_CLIENT_SOCKET_LIBEVENT_H_