@class TLSystemSound, NSString, TLAlert, TLAlertSystemSoundContext; @interface TLDeemphasizableAlertSystemSoundBeginPlayingContext : NSObject @property (retain, nonatomic) TLAlert *alert; @property (retain, nonatomic) TLAlertSystemSoundContext *alertSystemSoundContext; @property (copy, nonatomic) NSString *toneIdentifierForDeemphasizingAlert; @property (retain, nonatomic) TLSystemSound *sound; - (void).cxx_destruct; @end