dispose method
Implementation
void dispose() {
GemKitPlatform.instance.callDeleteObject(
jsonEncode(<String, Object>{'class': 'Landmark', 'id': _pointerId}),
);
}
void dispose() {
GemKitPlatform.instance.callDeleteObject(
jsonEncode(<String, Object>{'class': 'Landmark', 'id': _pointerId}),
);
}