@interface FCTaskScheduler : NSObject + (void)executeOptionalPrefetchBlock:(id /* block */)a0; + (id)backgroundDownloadOperationQueue; + (void)disableOptionalPrefetching; + (void)scheduleLowPriorityAsyncBlock:(id /* block */)a0; + (id)lowPriorityOperationQueue; + (void)pushHighPriorityTaskInFlight; + (void)popHighPriorityTaskInFlight; + (void)scheduleOptionalPrefetchBlock:(id /* block */)a0; + (void)enableBackgroundDownloadsInSpiteOfHighPriorityTasks; + (id)lowPriorityQueue; + (void)scheduleLowPriorityBlock:(id /* block */)a0; + (void)scheduleLowPriorityOperation:(id)a0; + (void)scheduleLowPriorityBlockForMainThread:(id /* block */)a0; @end