Add static Create method to LibjingleTransportFactory

remoting/protocol/libjingle_transport_factory.cc

 // 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/protocol/libjingle_transport_factory.h"
 
 #include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
 #include "jingle/glue/channel_socket_adapter.h"
 #include "jingle/glue/pseudotcp_adapter.h"
 #include "jingle/glue/thread_wrapper.h"
 #include "jingle/glue/utils.h"
 #include "net/base/net_errors.h"
 #include "remoting/base/constants.h"
+#include "remoting/jingle_glue/chromium_port_allocator.h"
+#include "remoting/jingle_glue/chromium_socket_factory.h"
+#include "remoting/jingle_glue/network_settings.h"
 #include "remoting/protocol/channel_authenticator.h"
 #include "remoting/protocol/transport_config.h"
-#include "remoting/jingle_glue/chromium_socket_factory.h"
 #include "third_party/libjingle/source/talk/base/network.h"
 #include "third_party/libjingle/source/talk/p2p/base/constants.h"
 #include "third_party/libjingle/source/talk/p2p/base/p2ptransportchannel.h"
 #include "third_party/libjingle/source/talk/p2p/client/basicportallocator.h"
 #include "third_party/libjingle/source/talk/p2p/client/httpportallocator.h"
 
 namespace remoting {
 namespace protocol {
 
 namespace {
@@ skipping 282 matching lines @@
         FROM_HERE, channel_.release());
   }
 
   authenticator_.reset();
 
   NotifyConnected(scoped_ptr<net::StreamSocket>());
 }
 
 }  // namespace
 
+scoped_ptr<LibjingleTransportFactory> LibjingleTransportFactory::Create(
+    const 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<ChromiumPortAllocator> port_allocator(
+      ChromiumPortAllocator::Create(url_request_context_getter,
+          network_settings));
+
+  bool incoming_only = network_settings.nat_traversal_mode ==
+      NetworkSettings::NAT_TRAVERSAL_DISABLED;
+
+  // Use libjingle for negotiation of peer-to-peer channels over
+  // NativePortAllocator allocated ports.
+  scoped_ptr<LibjingleTransportFactory> transport_factory(
+      new LibjingleTransportFactory(
+          port_allocator.PassAs<cricket::HttpPortAllocatorBase>(),
+          incoming_only));
+  return transport_factory.Pass();
+}
+
 LibjingleTransportFactory::LibjingleTransportFactory(
     scoped_ptr<cricket::HttpPortAllocatorBase> port_allocator,
     bool incoming_only)
     : http_port_allocator_(port_allocator.get()),
       port_allocator_(port_allocator.Pass()),
       incoming_only_(incoming_only) {
   jingle_glue::JingleThreadWrapper::EnsureForCurrentMessageLoop();
 }
 
 LibjingleTransportFactory::LibjingleTransportFactory()
@@ skipping 47 matching lines @@
 }
 
 scoped_ptr<DatagramTransport>
 LibjingleTransportFactory::CreateDatagramTransport() {
   NOTIMPLEMENTED();
   return scoped_ptr<DatagramTransport>();
 }
 
 }  // namespace protocol
 }  // namespace remoting