Make necessary changes for chromecast build as chromecast has it own implementation of NetworkChang…

net/proxy/proxy_service.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 "net/proxy/proxy_service.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 1350 matching lines @@
 void ProxyService::ForceReloadProxyConfig() {
   DCHECK(CalledOnValidThread());
   ResetProxyConfig(false);
   ApplyProxyConfigIfAvailable();
 }
 
 // static
 ProxyConfigService* ProxyService::CreateSystemProxyConfigService(
     base::SingleThreadTaskRunner* io_thread_task_runner,
     base::MessageLoop* file_loop) {
-#if defined(OS_WIN)
+#if defined(USE_DIRECT_CONFIG_SERVICE)
+  return new ProxyConfigServiceDirect();
+#elif defined(OS_WIN)
   return new ProxyConfigServiceWin();
 #elif defined(OS_IOS)
   return new ProxyConfigServiceIOS();
 #elif defined(OS_MACOSX)
   return new ProxyConfigServiceMac(io_thread_task_runner);
 #elif defined(OS_CHROMEOS)
   LOG(ERROR) << "ProxyConfigService for ChromeOS should be created in "
              << "profile_io_data.cc::CreateProxyConfigService and this should "
              << "be used only for examples.";
   return new UnsetProxyConfigService;
@@ skipping 256 matching lines @@
     OnCompletion(result_);
   }
 }
 
 void SyncProxyServiceHelper::OnCompletion(int rv) {
   result_ = rv;
   event_.Signal();
 }
 
 }  // namespace net