@class NSObject; @protocol OS_os_log; @interface PCLog : NSObject @property (class, readonly) NSObject<OS_os_log> *usabilityMonitor; @property (class, readonly) NSObject<OS_os_log> *wakeManager; @property (class, readonly) NSObject<OS_os_log> *timer; @property (class, readonly) NSObject<OS_os_log> *interfaceManager; + (id)logWithCategory:(const char *)a0; @end