@class NSObject;
@protocol OS_dispatch_source;
@interface CHDMonotonicTimer : NSObject {
NSObject<OS_dispatch_source> *_timer;
}
- (void)invalidate;
- (void).cxx_destruct;
- (void)activateWithTime:(unsigned long long)a0 repeat:(long long)a1 block:(id /* block */)a2;
@end