6 files declare their use of GeocoderBase in Geolocation Field 8.3

Dummy.php in tests/modules/geolocation_dummy_geocoder/src/Plugin/geolocation/Geocoder/Dummy.php

Geocodio.php in modules/geolocation_geocodio/src/Plugin/geolocation/Geocoder/Geocodio.php

GoogleGeocoderBase.php in modules/geolocation_google_maps/src/GoogleGeocoderBase.php

Nominatim.php in modules/geolocation_leaflet/src/Plugin/geolocation/Geocoder/Nominatim.php

Photon.php in modules/geolocation_leaflet/src/Plugin/geolocation/Geocoder/Photon.php

Yandex.php in modules/geolocation_yandex/src/Plugin/geolocation/Geocoder/Yandex.php