@class NSDictionary, NSMutableArray, NSObject; @protocol OS_dispatch_queue; @interface _MDExtensionLoader : NSObject @property (retain, nonatomic) id matchingContext; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *queue; @property (retain, nonatomic) NSDictionary *extensionsByBundleId; @property (retain, nonatomic) NSDictionary *fileProviderBundleMap; @property (retain, nonatomic) NSMutableArray *containerPaths; @property (retain, nonatomic) NSMutableArray *queueLabels; @property (retain, nonatomic) NSMutableArray *containerIDs; @property (retain, nonatomic) NSMutableArray *extensionIdentifiers; @property BOOL extensionsCacheNeedsLoad; @property (nonatomic) long long notificationCount; - (id)init; - (void).cxx_destruct; - (void)findExtensionsWithCompletionBlock:(id /* block */)a0; - (void)startLookingForExtensionsWithMatchUpdateHandler:(id /* block */)a0; - (void)stopLookingForExtensions; @end