Revert of Sync starting language and input method preferences

chrome/common/pref_names.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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 
 #include <stddef.h>
@@ skipping 176 matching lines @@
 extern const char kDisableDriveOverCellular[];
 extern const char kDisableDriveHostedFiles[];
 // TODO(yusukes): Change "kLanguageABC" to "kABC". The current form is too long
 // to remember and confusing. The prefs are actually for input methods and i18n
 // keyboards, not UI languages.
 extern const char kLanguageCurrentInputMethod[];
 extern const char kLanguagePreviousInputMethod[];
 extern const char kLanguageHotkeyNextEngineInMenu[];
 extern const char kLanguageHotkeyPreviousEngine[];
 extern const char kLanguagePreferredLanguages[];
-extern const char kLanguagePreferredLanguagesSyncable[];
 extern const char kLanguagePreloadEngines[];
-extern const char kLanguagePreloadEnginesSyncable[];
 extern const char kLanguageEnabledExtensionImes[];
-extern const char kLanguageEnabledExtensionImesSyncable[];
-extern const char kLanguageShouldMergeInputMethods[];
 extern const char kLanguageRemapCapsLockKeyTo[];
 extern const char kLanguageRemapSearchKeyTo[];
 extern const char kLanguageRemapControlKeyTo[];
 extern const char kLanguageRemapAltKeyTo[];
 extern const char kLanguageRemapDiamondKeyTo[];
 extern const char kLanguageSendFunctionKeys[];
 extern const char kLanguageXkbAutoRepeatEnabled[];
 extern const char kLanguageXkbAutoRepeatDelay[];
 extern const char kLanguageXkbAutoRepeatInterval[];
 extern const char kAccessibilityLargeCursorEnabled[];
@@ skipping 595 matching lines @@
 
 extern const char kEasyUnlockHardlockState[];
 
 extern const char kPasswordBubbleTimeStamp[];
 extern const char kPasswordBubbleNopesCount[];
 extern const char kPasswordBubbleLastInteractions[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_