@class NSString, NSMutableSet, NSObject; @protocol OS_dispatch_queue; @interface HMDCameraPowerAssertionHandler : HMFObject @property (readonly, nonatomic) NSMutableSet *currentRequestHandlerSessionIDs; @property (readonly, nonatomic) NSObject *workQueue; @property (nonatomic) unsigned int powerAssertion; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)sharedHandler; + (id)logCategory; @end