Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/chromeos/language_preferences.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 "base/basictypes.h"
 #include "chrome/browser/chromeos/language_preferences.h"
 #include "chrome/common/pref_names.h"
 #include "grit/generated_resources.h"
 
 namespace chromeos {
 namespace language_prefs {
 
 // ---------------------------------------------------------------------------
 // For ibus-daemon
 // ---------------------------------------------------------------------------
 const char kGeneralSectionName[] = "general";
 const char kPreloadEnginesConfigName[] = "preload_engines";
 
 // ---------------------------------------------------------------------------
 // For Traditional Chinese input method (ibus-mozc-chewing)
 // ---------------------------------------------------------------------------
 const char kChewingSectionName[] = "engine/Chewing";
 
 // We have to sync the |ibus_config_name|s with those in
 // ibus-chewing/files/src/Config.cc.
 const LanguageBooleanPrefs kChewingBooleanPrefs[] = {
   { prefs::kLanguageChewingAutoShiftCur, false, "autoShiftCur",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_AUTO_SHIFT_CUR,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageChewingAddPhraseDirection, false, "addPhraseDirection",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_ADD_PHRASE_DIRECTION,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   /* Temporarily disabled. (crosbug.com/14185)
   { prefs::kLanguageChewingEasySymbolInput, true, "easySymbolInput",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_EASY_SYMBOL_INPUT,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   */
   { prefs::kLanguageChewingEscCleanAllBuf, false, "escCleanAllBuf",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_ESC_CLEAN_ALL_BUF,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageChewingForceLowercaseEnglish, false,
     "forceLowercaseEnglish",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_FORCE_LOWER_CASE_ENGLISH,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   /* Temporarily disabled. (crosbug.com/14185)
   { prefs::kLanguageChewingPlainZhuyin, false, "plainZhuyin",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_PLAIN_ZHUYIN,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   */
   { prefs::kLanguageChewingPhraseChoiceRearward, true, "phraseChoiceRearward",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_PHRASE_CHOICE_REARWARD,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageChewingSpaceAsSelection, true, "spaceAsSelection",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_SPACE_AS_SELECTION,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
 };
 COMPILE_ASSERT(kNumChewingBooleanPrefs == arraysize(kChewingBooleanPrefs),
                TheSizeShouldMatch);
 
 const LanguageIntegerRangePreference kChewingIntegerPrefs[] = {
   { prefs::kLanguageChewingMaxChiSymbolLen, 20, 8, 40, "maxChiSymbolLen",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_MAX_CHI_SYMBOL_LEN,
-    PrefService::SYNCABLE_PREF
+    PrefServiceSyncable::SYNCABLE_PREF
   },
   { prefs::kLanguageChewingCandPerPage, 10, 8, 10, "candPerPage",
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_CAND_PER_PAGE,
-    PrefService::SYNCABLE_PREF
+    PrefServiceSyncable::SYNCABLE_PREF
   },
 };
 COMPILE_ASSERT(kNumChewingIntegerPrefs == arraysize(kChewingIntegerPrefs),
                TheSizeShouldMatch);
 
 const LanguageMultipleChoicePreference<const char*>
     kChewingMultipleChoicePrefs[] = {
   { prefs::kLanguageChewingKeyboardType,
     "default",
     "KBType",
     {{ "default",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DEFAULT },
      { "hsu", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_HSU },
      { "ibm", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_IBM },
      { "gin_yieh",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_GIN_YIEH },
      { "eten", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_ETEN },
      { "eten26", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_ETEN26 },
      { "dvorak", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DVORAK },
      { "dvorak_hsu",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DVORAK_HSU },
      { "dachen_26",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DACHEN_26 },
      { "hanyu", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_HANYU }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageChewingSelKeys,
     "1234567890",
     "selKeys",
     {{ "1234567890",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_1234567890 },
      { "asdfghjkl;",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFGHJKLS },
      { "asdfzxcv89",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFZXCV89 },
      { "asdfjkl789",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFJKL789 },
      { "aoeu;qjkix",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUSQJKIX },
      { "aoeuhtnsid",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUHTNSID },
      { "aoeuidhtns",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUIDHTNS },
      { "1234qweras",
        IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_1234QWERAS }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
 };
 COMPILE_ASSERT(kNumChewingMultipleChoicePrefs ==
                arraysize(kChewingMultipleChoicePrefs),
                TheSizeShouldMatch);
 
 const LanguageMultipleChoicePreference<int> kChewingHsuSelKeyType = {
   prefs::kLanguageChewingHsuSelKeyType,
   1,
   "hsuSelKeyType",
   {{ 1, IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE_1 },
    { 2, IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE_2 }},
   IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE,
-  PrefService::SYNCABLE_PREF,
+  PrefServiceSyncable::SYNCABLE_PREF,
 };
 
 // ---------------------------------------------------------------------------
 // For Korean input method (ibus-mozc-hangul)
 // ---------------------------------------------------------------------------
 const char kHangulSectionName[] = "engine/Hangul";
 const char kHangulKeyboardConfigName[] = "HangulKeyboard";
 
 const char kHangulHanjaBindingKeysConfigName[] = "HanjaKeyBindings";
 // Mozc-hangul treats Hangul_Hanja key as hanja key event even if it is not set.
@@ skipping 20 matching lines @@
 // ---------------------------------------------------------------------------
 // For Simplified Chinese input method (ibus-mozc-pinyin)
 // ---------------------------------------------------------------------------
 const char kPinyinSectionName[] = "engine/Pinyin";
 
 // We have to sync the |ibus_config_name|s with those in
 // ibus-mozc-pinyin/files/languages/pinyin/unix/ibus/config_updater.cc.
 const LanguageBooleanPrefs kPinyinBooleanPrefs[] = {
   { prefs::kLanguagePinyinCorrectPinyin, true, "CorrectPinyin",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_CORRECT_PINYIN,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinFuzzyPinyin, false, "FuzzyPinyin",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_FUZZY_PINYIN,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinShiftSelectCandidate, false, "ShiftSelectCandidate",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_SHIFT_SELECT_PINYIN,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinMinusEqualPage, true, "MinusEqualPage",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_MINUS_EQUAL_PAGE,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinCommaPeriodPage, true, "CommaPeriodPage",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_COMMA_PERIOD_PAGE,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinAutoCommit, false, "AutoCommit",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_AUTO_COMMIT,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinDoublePinyin, false, "DoublePinyin",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_DOUBLE_PINYIN,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinInitChinese, true, "InitChinese",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_CHINESE,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinInitFull, false, "InitFull",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_FULL,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinInitFullPunct, true, "InitFullPunct",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_FULL_PUNCT,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguagePinyinInitSimplifiedChinese, true, "InitSimplifiedChinese",
     IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_SIMPLIFIED_CHINESE,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   // TODO(yusukes): Support PINYIN_{INCOMPLETE,CORRECT,FUZZY}_... prefs (32
   // additional boolean prefs.)
 };
 COMPILE_ASSERT(kNumPinyinBooleanPrefs == arraysize(kPinyinBooleanPrefs),
                TheSizeShouldMatch);
 // TODO(yusukes): Support HalfWidthPuncts and IncompletePinyin prefs if needed.
 
 const LanguageMultipleChoicePreference<int> kPinyinDoublePinyinSchema = {
   prefs::kLanguagePinyinDoublePinyinSchema,
   0,
   "DoublePinyinSchema",
   {{ 0, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_MSPY},
    { 1, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ZRM},
    { 2, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ABC},
    { 3, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ZGPY},
    { 4, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_PYJJ}},
   IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA,
-  PrefService::SYNCABLE_PREF,
+  PrefServiceSyncable::SYNCABLE_PREF,
 };
 
 const PinyinIntegerPref kPinyinIntegerPrefs[] = {
   // TODO(yusukes): the type of lookup_table_page_size on ibus should be uint.
-  { prefs::kLanguagePinyinLookupTablePageSize, 5, "LookupTablePageSize",
-    PrefService::UNSYNCABLE_PREF }  // don't sync as it's not user configurable.
+  { prefs::kLanguagePinyinLookupTablePageSize,
+    5,
+    "LookupTablePageSize",
+
+    // don't sync as it's not user configurable.
+    PrefServiceSyncable::UNSYNCABLE_PREF }
 };
 COMPILE_ASSERT(kNumPinyinIntegerPrefs == arraysize(kPinyinIntegerPrefs),
                TheSizeShouldMatch);
 
 // ---------------------------------------------------------------------------
 // For Japanese input method (ibus-mozc)
 // ---------------------------------------------------------------------------
 const char kMozcSectionName[] = "engine/Mozc";
 
 const LanguageBooleanPrefs kMozcBooleanPrefs[] = {
   { prefs::kLanguageMozcIncognitoMode,
     false,
     "incognito_mode",
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_INCOGNITO_MODE,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageMozcUseAutoImeTurnOff,
     true,
     "use_auto_ime_turn_off",
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_USE_AUTO_IME_TURN_OFF,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageMozcUseHistorySuggest,
     true,
     "use_history_suggest",
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_USE_HISTORY_SUGGEST,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
   { prefs::kLanguageMozcUseDictionarySuggest,
     true,
     "use_dictionary_suggest",
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_USE_DICTIONARY_SUGGEST,
-    PrefService::SYNCABLE_PREF },
+    PrefServiceSyncable::SYNCABLE_PREF },
 };
 COMPILE_ASSERT(kNumMozcBooleanPrefs == arraysize(kMozcBooleanPrefs),
                TheSizeShouldMatch);
 
 extern const LanguageMultipleChoicePreference<const char*>
     kMozcMultipleChoicePrefs[] = {
   { prefs::kLanguageMozcPreeditMethod,
     "ROMAN",
     "preedit_method",
     {{ "ROMAN", IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PREEDIT_METHOD_ROMAN },
      { "KANA", IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PREEDIT_METHOD_KANA }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PREEDIT_METHOD,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcSessionKeymap,
     "MSIME",
     "session_keymap",
     {{ "ATOK", IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SESSION_KEYMAP_ATOK },
      { "MSIME", IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SESSION_KEYMAP_MSIME },
      { "KOTOERI", IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SESSION_KEYMAP_KOTOERI }},
     // TODO: Support "CUSTOM" keymap.
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SESSION_KEYMAP,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcPunctuationMethod,
     "KUTEN_TOUTEN",
     "punctuation_method",
     {{ "KUTEN_TOUTEN",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PUNCTUATION_METHOD_KUTEN_TOUTEN },
      { "COMMA_PERIOD",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PUNCTUATION_METHOD_COMMA_PERIOD },
      { "KUTEN_PERIOD",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PUNCTUATION_METHOD_KUTEN_PERIOD },
      { "COMMA_TOUTEN",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PUNCTUATION_METHOD_COMMA_TOUTEN }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_PUNCTUATION_METHOD,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcSymbolMethod,
     "CORNER_BRACKET_MIDDLE_DOT",
     "symbol_method",
     {{ "CORNER_BRACKET_MIDDLE_DOT",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SYMBOL_METHOD_CORNER_BRACKET_MIDDLE_DOT },
      { "SQUARE_BRACKET_SLASH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SYMBOL_METHOD_SQUARE_BRACKET_SLASH },
      { "CORNER_BRACKET_SLASH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SYMBOL_METHOD_CORNER_BRACKET_SLASH },
      { "SQUARE_BRACKET_MIDDLE_DOT",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SYMBOL_METHOD_SQUARE_BRACKET_MIDDLE_DOT }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SYMBOL_METHOD,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcSpaceCharacterForm,
     "FUNDAMENTAL_INPUT_MODE",
     "space_character_form",
     {{ "FUNDAMENTAL_INPUT_MODE",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SPACE_CHARACTER_FORM_FUNDAMENTAL_INPUT_MODE },
      { "FUNDAMENTAL_FULL_WIDTH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SPACE_CHARACTER_FORM_FUNDAMENTAL_FULL_WIDTH },
      { "FUNDAMENTAL_HALF_WIDTH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SPACE_CHARACTER_FORM_FUNDAMENTAL_HALF_WIDTH }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SPACE_CHARACTER_FORM,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcHistoryLearningLevel,
     "DEFAULT_HISTORY",
     "history_learning_level",
     {{ "DEFAULT_HISTORY",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_HISTORY_LEARNING_LEVEL_DEFAULT_HISTORY },
      { "READ_ONLY",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_HISTORY_LEARNING_LEVEL_READ_ONLY },
      { "NO_HISTORY",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_HISTORY_LEARNING_LEVEL_NO_HISTORY }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_HISTORY_LEARNING_LEVEL,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   // TODO(mazda): Uncomment this block once the candidate window in Chrome OS
   // supports changing shortcut labels.
   // { prefs::kLanguageMozcSelectionShortcut,
   //   "SHORTCUT_123456789",
   //   "selection_shortcut",
   //   {{ "NO_SHORTCUT",
   //      IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SELECTION_SHORTCUT_NO_SHORTCUT },
   //    { "SHORTCUT_123456789",
   //      IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SELECTION_SHORTCUT_SHORTCUT_123456789 },
   //    { "SHORTCUT_ASDFGHJKL",
   //      IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SELECTION_SHORTCUT_SHORTCUT_ASDFGHJKL }},
   //   IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SELECTION_SHORTCUT,
-  //   PrefService::SYNCABLE_PREF,
+  //   PrefServiceSyncable::SYNCABLE_PREF,
   // },
   { prefs::kLanguageMozcShiftKeyModeSwitch,
     "ASCII_INPUT_MODE",
     "shift_key_mode_switch",
     {{ "OFF",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SHIFT_KEY_MODE_SWITCH_OFF },
      { "ASCII_INPUT_MODE",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SHIFT_KEY_MODE_SWITCH_ASCII_INPUT_MODE },
      { "KATAKANA_INPUT_MODE",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SHIFT_KEY_MODE_SWITCH_KATAKANA_INPUT_MODE }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SHIFT_KEY_MODE_SWITCH,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
   { prefs::kLanguageMozcNumpadCharacterForm,
     "NUMPAD_HALF_WIDTH",
     "numpad_character_form",
     {{ "NUMPAD_INPUT_MODE",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_NUMPAD_CHARACTER_FORM_NUMPAD_INPUT_MODE },
      { "NUMPAD_FULL_WIDTH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_NUMPAD_CHARACTER_FORM_NUMPAD_FULL_WIDTH },
      { "NUMPAD_HALF_WIDTH",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_NUMPAD_CHARACTER_FORM_NUMPAD_HALF_WIDTH },
      { "NUMPAD_DIRECT_INPUT",
        IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_NUMPAD_CHARACTER_FORM_NUMPAD_DIRECT_INPUT }},
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_NUMPAD_CHARACTER_FORM,
-    PrefService::SYNCABLE_PREF,
+    PrefServiceSyncable::SYNCABLE_PREF,
   },
 };
 COMPILE_ASSERT(kNumMozcMultipleChoicePrefs ==
                arraysize(kMozcMultipleChoicePrefs),
                TheSizeShouldMatch);
 
 const LanguageIntegerRangePreference kMozcIntegerPrefs[] = {
   { prefs::kLanguageMozcSuggestionsSize, 3, 1, 9, "suggestions_size",
     IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_SUGGESTIONS_SIZE,
-    PrefService::SYNCABLE_PREF }
+    PrefServiceSyncable::SYNCABLE_PREF }
 };
 COMPILE_ASSERT(kNumMozcIntegerPrefs == arraysize(kMozcIntegerPrefs),
                TheSizeShouldMatch);
 
 // ---------------------------------------------------------------------------
 // For keyboard stuff
 // ---------------------------------------------------------------------------
 const int kXkbAutoRepeatDelayInMs = 500;
 const int kXkbAutoRepeatIntervalInMs = 50;
 const char kPreferredKeyboardLayout[] = "PreferredKeyboardLayout";
 
-void RegisterPrefs(PrefService* local_state) {
+void RegisterPrefs(PrefServiceSimple* local_state) {
   // We use an empty string here rather than a hardware keyboard layout name
   // since input_method::GetHardwareInputMethodId() might return a fallback
   // layout name if local_state->RegisterStringPref(kHardwareKeyboardLayout)
   // is not called yet.
   local_state->RegisterStringPref(kPreferredKeyboardLayout,
-                                  "",
-                                  PrefService::UNSYNCABLE_PREF);
+                                  "");
 }
 
 }  // namespace language_prefs
 }  // namespace chromeos