"KeyguardTestActivity" "UnifiedCamera" "कोई सुरक्षा नहीं" "PIN" "पासवर्ड" "प्रतिमान" "SIM पिन" "SIM PUK" "विजेट चुनें..." "onScreenTurnedOff" "onScreenTurnedOn" "doKeyguard" "verifyUnlock"