Update components for new prefs location.

components/proxy_config/pref_proxy_config_tracker_impl.h

 // 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.
 
 #ifndef COMPONENTS_PROXY_CONFIG_PREF_PROXY_CONFIG_TRACKER_IMPL_H_
 #define COMPONENTS_PROXY_CONFIG_PREF_PROXY_CONFIG_TRACKER_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
-#include "base/prefs/pref_change_registrar.h"
 #include "base/threading/thread_checker.h"
+#include "components/prefs/pref_change_registrar.h"
 #include "components/proxy_config/pref_proxy_config_tracker.h"
 #include "components/proxy_config/proxy_config_dictionary.h"
 #include "net/proxy/proxy_config.h"
 #include "net/proxy/proxy_config_service.h"
 
 class PrefService;
 class PrefRegistrySimple;
 
 namespace base {
 class SingleThreadTaskRunner;
@@ skipping 145 matching lines @@
   PrefChangeRegistrar proxy_prefs_;
 
   scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(PrefProxyConfigTrackerImpl);
 };
 
 #endif  // COMPONENTS_PROXY_CONFIG_PREF_PROXY_CONFIG_TRACKER_IMPL_H_