@class NSArray, NSXPCConnection, CARObserverHashTable, NSString, NSObject; @protocol OS_dispatch_queue; @interface CARActiveNavigationIdentifiersObserver : NSObject @property (retain, nonatomic) NSXPCConnection *connection; @property (retain, nonatomic) CARObserverHashTable *observers; @property (retain, nonatomic) NSObject *workQueue; @property (readonly, copy, nonatomic) NSArray *activeNavigationIdentifiers; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)removeObserver:(id)a0; - (void)navigationOwnershipChangedTo:(unsigned long long)a0; - (void)invalidate; - (void)_setupConnection; - (void)_connectionInvalidated; - (void).cxx_destruct; - (void)_connectionInterrupted; - (void)addObserver:(id)a0; - (void)activeNavigationIdentifiersChangedTo:(id)a0; @end