@class NSString, NSOperationQueue; @interface _CNOperationQueueScheduler : NSObject { NSOperationQueue *_queue; BOOL _isQualityOfServiceSpecified; } @property (readonly) double timestamp; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)operationWithQualityOfService:(unsigned long long)a0 block:(id /* block */)a1; - (id /* block */)blockWithCurrentQualityOfServiceForBlock:(id /* block */)a0 ifAllowedForRequestedQualityOfService:(unsigned long long)a1; - (id)init; - (id)afterDelay:(double)a0 performBlock:(id /* block */)a1 qualityOfService:(unsigned long long)a2; - (id)performCancelableBlock:(id /* block */)a0 qualityOfService:(unsigned long long)a1; - (id)performCancelableBlock:(id /* block */)a0; - (id)afterDelay:(double)a0 performBlock:(id /* block */)a1; - (void)performBlock:(id /* block */)a0 qualityOfService:(unsigned long long)a1; - (id)initWithMaxConcurrentOperationCount:(long long)a0; - (void).cxx_destruct; - (void)_enqueueBlock:(id /* block */)a0 qualityOfService:(unsigned long long)a1; - (id)initWithQualityOfService:(unsigned long long)a0; - (void)performBlock:(id /* block */)a0; - (id)initWithMaxConcurrentOperationCount:(long long)a0 qualityOfService:(unsigned long long)a1; @end