Add TransportContext class.

remoting/host/session_manager_factory.cc

Index: remoting/host/session_manager_factory.cc
diff --git a/remoting/host/session_manager_factory.cc b/remoting/host/session_manager_factory.cc
deleted file mode 100644
index 58a67521d542a5dbb4e9c174e93fea7254455e4e..0000000000000000000000000000000000000000
--- a/remoting/host/session_manager_factory.cc
+++ /dev/null
@@ -1,36 +0,0 @@
-// 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.
-
-#include "remoting/host/session_manager_factory.h"
-
-#include "remoting/protocol/chromium_port_allocator.h"
-#include "remoting/protocol/chromium_socket_factory.h"
-#include "remoting/protocol/ice_transport_factory.h"
-#include "remoting/protocol/jingle_session_manager.h"
-#include "remoting/protocol/network_settings.h"
-#include "remoting/protocol/session_manager.h"
-
-namespace remoting {
-
-scoped_ptr<protocol::SessionManager> CreateHostSessionManager(
-    SignalStrategy* signal_strategy,
-    const protocol::NetworkSettings& network_settings,
-    const scoped_refptr<net::URLRequestContextGetter>&
-        url_request_context_getter) {
-  // Use Chrome's network stack to allocate ports for peer-to-peer channels.
-  scoped_ptr<protocol::ChromiumPortAllocator> port_allocator(
-      protocol::ChromiumPortAllocator::Create(url_request_context_getter,
-                                              network_settings));
-
-  scoped_ptr<protocol::TransportFactory> transport_factory(
-      new protocol::IceTransportFactory(
-          signal_strategy, port_allocator.Pass(), network_settings,
-          protocol::TransportRole::SERVER));
-
-  scoped_ptr<protocol::JingleSessionManager> session_manager(
-      new protocol::JingleSessionManager(transport_factory.Pass()));
-  return session_manager.Pass();
-}
-
-} // namespace remoting