Introduce PrefRegistrySyncable, simplifying PrefServiceSyncable.

chrome/browser/chromeos/proxy_config_service_impl.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 "chrome/browser/chromeos/proxy_config_service_impl.h"
 
 #include <ostream>
 
 #include "base/bind.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/chromeos/settings/cros_settings_names.h"
 #include "chrome/browser/policy/proto/chrome_device_policy.pb.h"
 #include "chrome/browser/prefs/pref_registry_simple.h"
+#include "chrome/browser/prefs/pref_registry_syncable.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/proxy_config_dictionary.h"
 #include "chrome/browser/prefs/proxy_prefs.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "chromeos/network/onc/onc_constants.h"
 #include "content/public/browser/notification_service.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ skipping 552 matching lines @@
 }
 
 // static
 void ProxyConfigServiceImpl::RegisterPrefs(PrefRegistrySimple* registry) {
   // Use shared proxies default to off.  GetUseSharedProxies will return the
   // correct value based on pre-login and login.
   registry->RegisterBooleanPref(prefs::kUseSharedProxies, true);
 }
 
 // static
-void ProxyConfigServiceImpl::RegisterUserPrefs(
-    PrefServiceSyncable* pref_service) {
-  pref_service->RegisterBooleanPref(prefs::kUseSharedProxies,
-                                    true,
-                                    PrefServiceSyncable::UNSYNCABLE_PREF);
+void ProxyConfigServiceImpl::RegisterUserPrefs(PrefRegistrySyncable* registry) {
+  registry->RegisterBooleanPref(prefs::kUseSharedProxies,
+                                true,
+                                PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
 //------------------ ProxyConfigServiceImpl: private methods -------------------
 
 void ProxyConfigServiceImpl::OnUseSharedProxiesChanged() {
   VLOG(1) << "New use-shared-proxies = " << GetUseSharedProxies();
 
   // Determine new proxy config which may have changed because of new
   // use-shared-proxies. If necessary, activate it.
   Network* network = NULL;
@@ skipping 241 matching lines @@
     device_config_.clear();
     return;
   }
   if (!active_network_.empty()) {
     VLOG(1) << "Try migrating device config to " << active_network_;
     SetProxyConfigForNetwork(active_network_, device_config_, true);
   }
 }
 
 }  // namespace chromeos