QUIC - undo the chromium specific changes from the following CL which

net/quic/quic_client_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.
 //
 // A client specific QuicSession subclass.  This class owns the underlying
 // QuicConnection and QuicConnectionHelper objects.  The connection stores
 // a non-owning pointer to the helper so this session needs to ensure that
 // the helper outlives the connection.
 
 #ifndef NET_QUIC_QUIC_CLIENT_SESSION_H_
@@ skipping 76 matching lines @@
     DISALLOW_COPY_AND_ASSIGN(StreamRequest);
   };
 
   // Constructs a new session connected to |server_id| which will own
   // |connection|, but not |stream_factory|, which must outlive this session.
   // TODO(rch): decouple the factory from the session via a Delegate interface.
   QuicClientSession(QuicConnection* connection,
                     scoped_ptr<DatagramClientSocket> socket,
                     scoped_ptr<QuicDefaultPacketWriter> writer,
                     QuicStreamFactory* stream_factory,
+                    QuicCryptoClientStreamFactory* crypto_client_stream_factory,
                     scoped_ptr<QuicServerInfo> server_info,
+                    const QuicServerId& server_id,
                     const QuicConfig& config,
+                    QuicCryptoClientConfig* crypto_config,
                     base::TaskRunner* task_runner,
                     NetLog* net_log);
   virtual ~QuicClientSession();
 
-  void InitializeSession(
-      const QuicServerId& server_id,
-      QuicCryptoClientConfig* config,
-      QuicCryptoClientStreamFactory* crypto_client_stream_factory);
-
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
   // Attempts to create a new stream.  If the stream can be
   // created immediately, returns OK.  If the open stream limit
   // has been reached, returns ERR_IO_PENDING, and |request|
   // will be added to the stream requets queue and will
   // be completed asynchronously.
   // TODO(rch): remove |stream| from this and use setter on |request|
   // and fix in spdy too.
@@ skipping 96 matching lines @@
 
   // Posts a task to notify the factory that this session has been closed.
   void NotifyFactoryOfSessionClosedLater();
 
   // Notifies the factory that this session has been closed which will
   // delete |this|.
   void NotifyFactoryOfSessionClosed();
 
   void OnConnectTimeout();
 
-  scoped_ptr<HostPortPair> server_host_port_;
+  const HostPortPair server_host_port_;
   bool require_confirmation_;
   scoped_ptr<QuicCryptoClientStream> crypto_stream_;
   QuicStreamFactory* stream_factory_;
   scoped_ptr<DatagramClientSocket> socket_;
   scoped_ptr<QuicDefaultPacketWriter> writer_;
   scoped_refptr<IOBufferWithSize> read_buffer_;
   scoped_ptr<QuicServerInfo> server_info_;
   scoped_ptr<CertVerifyResult> cert_verify_result_;
   ObserverSet observers_;
   StreamRequestQueue stream_requests_;
@@ skipping 10 matching lines @@
   // on this session. Existing stream will continue to be processed.
   bool going_away_;
   base::WeakPtrFactory<QuicClientSession> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicClientSession);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CLIENT_SESSION_H_