Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/chromeos/input_method/input_method_persistence_unittest.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/input_method/input_method_persistence.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/chromeos/input_method/mock_input_method_manager.h"
 #include "chrome/browser/chromeos/language_preferences.h"
 #include "chrome/browser/prefs/pref_service.h"
@@ skipping 42 matching lines @@
                    const std::string& preferred_keyboard_layout) {
     EXPECT_EQ(current_input_method,
               mock_user_prefs_->GetString(prefs::kLanguageCurrentInputMethod));
     EXPECT_EQ(previous_input_method,
               mock_user_prefs_->GetString(prefs::kLanguagePreviousInputMethod));
     EXPECT_EQ(preferred_keyboard_layout,
               g_browser_process->local_state()->GetString(
                   language_prefs::kPreferredKeyboardLayout));
   }
 
-  TestingPrefService* mock_user_prefs_;
+  TestingPrefServiceSyncable* mock_user_prefs_;
   MockInputMethodManager mock_manager_;
   TestingProfileManager mock_profile_manager_;
 };
 
 TEST_F(InputMethodPersistenceTest, TestLifetime) {
   {
     InputMethodPersistence persistence(&mock_manager_);
     EXPECT_EQ(1, mock_manager_.add_observer_count_);
   }
   EXPECT_EQ(1, mock_manager_.remove_observer_count_);
@@ skipping 28 matching lines @@
   VerifyPrefs(kInputId2, "", kInputId2);
 
   persistence.OnSessionStateChange(InputMethodManager::STATE_BROWSER_SCREEN);
   mock_manager_.SetCurrentInputMethodId(kInputId1);
   persistence.InputMethodChanged(&mock_manager_, false);
   VerifyPrefs(kInputId1, kInputId2, kInputId2);
 }
 
 }  // namespace input_method
 }  // namespace chromeos