Remove VirtualSocketServer's dependency on PhysicalSocketServer.

webrtc/base/natsocketfactory.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 396 matching lines @@
 }
 
 // NATSocketServer::Translator
 NATSocketServer::Translator::Translator(
     NATSocketServer* server, NATType type, const SocketAddress& int_ip,
     SocketFactory* ext_factory, const SocketAddress& ext_ip)
     : server_(server) {
   // Create a new private network, and a NATServer running on the private
   // network that bridges to the external network. Also tell the private
   // network to use the same message queue as us.
-  VirtualSocketServer* internal_server = new VirtualSocketServer(server_);
+  VirtualSocketServer* internal_server = new VirtualSocketServer();
   internal_server->SetMessageQueue(server_->queue());
   internal_factory_.reset(internal_server);
   nat_server_.reset(new NATServer(type, internal_server, int_ip, int_ip,
                                   ext_factory, ext_ip));
 }
 
 NATSocketServer::Translator::~Translator() = default;
 
 NATSocketServer::Translator* NATSocketServer::Translator::GetTranslator(
     const SocketAddress& ext_ip) {
@@ skipping 72 matching lines @@
 NATSocketServer::Translator* NATSocketServer::TranslatorMap::FindClient(
     const SocketAddress& int_ip) {
   Translator* nat = nullptr;
   for (TranslatorMap::iterator it = begin(); it != end() && !nat; ++it) {
     nat = it->second->FindClient(int_ip);
   }
   return nat;
 }
 
 }  // namespace rtc