8 files declare their use of LocationBase in Geolocation Field 8.3

FirstRow.php in src/Plugin/geolocation/Location/FirstRow.php

FixedCoordinates.php in src/Plugin/geolocation/Location/FixedCoordinates.php

FreeGeoIp.php in src/Plugin/geolocation/Location/FreeGeoIp.php

IpStack.php in src/Plugin/geolocation/Location/IpStack.php

ViewsBoundaryArgument.php in src/Plugin/geolocation/Location/ViewsBoundaryArgument.php

ViewsEntityArgument.php in src/Plugin/geolocation/Location/ViewsEntityArgument.php

ViewsProximityArgument.php in src/Plugin/geolocation/Location/ViewsProximityArgument.php

ViewsProximityFilter.php in src/Plugin/geolocation/Location/ViewsProximityFilter.php