@class NSString, MTGCDTimer; @interface MTTask : NSObject @property (copy, nonatomic) NSString *identifier; @property (nonatomic) double delay; @property (copy, nonatomic) id /* block */ completableBlock; @property (retain, nonatomic) MTGCDTimer *timer; + (id)taskWithIdentifier:(id)a0 completableBlock:(id /* block */)a1; + (id)taskWithIdentifier:(id)a0 delay:(double)a1 completableBlock:(id /* block */)a2; - (id)description; - (void).cxx_destruct; @end