[EConcertDataStoreChangeNotificationOptions](API\Plugins\ConcertSyncClient\EConcertDataStoreChangeNotificat-) & operator&= ( [EConcertDataStoreChangeNotificationOptions](API\Plugins\ConcertSyncClient\EConcertDataStoreChangeNotificat-) & Lhs, [EConcertDataStoreChangeNotificationOptions](API\Plugins\ConcertSyncClient\EConcertDataStoreChangeNotificat-) Rhs )