@class NSObject; @protocol OS_dispatch_queue; @interface HKThrottleCallback : NSObject @property (nonatomic) long long throttleDelayInNanoseconds; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *throttlingQueue; @property (nonatomic) BOOL delayInProgress; @property (copy, nonatomic) id /* block */ lastExecutionBlock; - (void).cxx_destruct; - (void)executeWithThrottle:(id /* block */)a0; - (id)initWithThrottleDelay:(double)a0; @end