[Chromecast] Add proxy server support to chromecast

chromecast/net/connectivity_checker.cc

 // Copyright 2015 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 "chromecast/net/connectivity_checker.h"
 
 #include "chromecast/net/connectivity_checker_impl.h"
+#include "components/proxy_config/pref_proxy_config_tracker.h"
 
 namespace chromecast {
 
 ConnectivityChecker::ConnectivityChecker()
     : connectivity_observer_list_(
           new base::ObserverListThreadSafe<ConnectivityObserver>()) {
 }
 
 ConnectivityChecker::~ConnectivityChecker() {
 }
 
 void ConnectivityChecker::AddConnectivityObserver(
     ConnectivityObserver* observer) {
   connectivity_observer_list_->AddObserver(observer);
 }
 
 void ConnectivityChecker::RemoveConnectivityObserver(
     ConnectivityObserver* observer) {
   connectivity_observer_list_->RemoveObserver(observer);
 }
 
 void ConnectivityChecker::Notify(bool connected) {
   DCHECK(connectivity_observer_list_.get());
   connectivity_observer_list_->Notify(
       FROM_HERE, &ConnectivityObserver::OnConnectivityChanged, connected);
 }
 
 // static
 scoped_refptr<ConnectivityChecker> ConnectivityChecker::Create(
-    const scoped_refptr<base::SingleThreadTaskRunner>& task_runner) {
-  return make_scoped_refptr(new ConnectivityCheckerImpl(task_runner));
+    const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
+    std::unique_ptr<PrefProxyConfigTracker> pref_proxy_config_tracker) {
+  return make_scoped_refptr(new ConnectivityCheckerImpl(
+      task_runner, std::move(pref_proxy_config_tracker)));
 }
 
 }  // namespace chromecast