[M57] Enable ARC kiosk mode always when ARC is available

chromeos/chromeos_switches.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.
 
 #ifndef CHROMEOS_CHROMEOS_SWITCHES_H_
 #define CHROMEOS_CHROMEOS_SWITCHES_H_
 
 #include "base/memory/memory_pressure_monitor_chromeos.h"
 #include "chromeos/chromeos_export.h"
 
@@ skipping 58 matching lines @@
 CHROMEOS_EXPORT extern const char kDisableRollbackOption[];
 CHROMEOS_EXPORT extern const char
     kDisableSystemTimezoneAutomaticDetectionPolicy[];
 CHROMEOS_EXPORT extern const char kDisableVolumeAdjustSound[];
 CHROMEOS_EXPORT extern const char kDisableWakeOnWifi[];
 CHROMEOS_EXPORT extern const char kEafePath[];
 CHROMEOS_EXPORT extern const char kEafeUrl[];
 CHROMEOS_EXPORT extern const char kEnableAd[];
 CHROMEOS_EXPORT extern const char kEnableAndroidWallpapersApp[];
 CHROMEOS_EXPORT extern const char kEnableArc[];
-CHROMEOS_EXPORT extern const char kEnableArcKiosk[];
 CHROMEOS_EXPORT extern const char kEnableArcOOBEOptIn[];
 CHROMEOS_EXPORT extern const char kEnableConsumerKiosk[];
 CHROMEOS_EXPORT extern const char kEnableDataSaverPrompt[];
 CHROMEOS_EXPORT extern const char kEnableExperimentalAccessibilityFeatures[];
 CHROMEOS_EXPORT extern const char kEnableExtensionAssetsSharing[];
 CHROMEOS_EXPORT extern const char kEnableFirstRunUITransitions[];
 CHROMEOS_EXPORT extern const char kEnableKioskMode[];
 CHROMEOS_EXPORT extern const char kEnableTether[];
 CHROMEOS_EXPORT extern const char kDisableMdOobe[];
 CHROMEOS_EXPORT extern const char kEnableNetworkPortalNotification[];
@@ skipping 51 matching lines @@
 GetMemoryPressureThresholds();
 
 // Returns true if flags are set indicating that stored user keys are being
 // converted to GAIA IDs.
 CHROMEOS_EXPORT bool IsGaiaIdMigrationStarted();
 
 }  // namespace switches
 }  // namespace chromeos
 
 #endif  // CHROMEOS_CHROMEOS_SWITCHES_H_