@class NSString; @interface EFCancelationToken : EFInvocationToken <EFCancelable> @property (readonly, getter=isCanceled) BOOL canceled; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)_descriptionString; + (id)tokenWithLabel:(id)a0 cancelationBlock:(id /* block */)a1; + (id)tokenWithCancelationBlock:(id /* block */)a0; @end