Refactor preference syncing.

chrome/browser/chromeos/login/user_manager.cc

 // Copyright (c) 2011 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/login/user_manager.h"
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 232 matching lines @@
 
 // static
 UserManager* UserManager::Get() {
   // Not thread-safe.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   return &g_user_manager.Get();
 }
 
 // static
 void UserManager::RegisterPrefs(PrefService* local_state) {
-  local_state->RegisterListPref(kLoggedInUsers);
-  local_state->RegisterDictionaryPref(kUserImages);
+  local_state->RegisterListPref(kLoggedInUsers, false /* don't sync pref */);
+  local_state->RegisterDictionaryPref(kUserImages,
+                                      false /* don't sync pref */);
 }
 
 std::vector<UserManager::User> UserManager::GetUsers() const {
   std::vector<User> users;
   if (!g_browser_process)
     return users;
 
   PrefService* local_state = g_browser_process->local_state();
   const ListValue* prefs_users = local_state->GetList(kLoggedInUsers);
   const DictionaryValue* prefs_images = local_state->GetDictionary(kUserImages);
@@ skipping 346 matching lines @@
   base::AutoLock lk(current_user_is_owner_lock_);
   return current_user_is_owner_;
 }
 
 void UserManager::set_current_user_is_owner(bool current_user_is_owner) {
   base::AutoLock lk(current_user_is_owner_lock_);
   current_user_is_owner_ = current_user_is_owner;
 }
 
 }  // namespace chromeos