removeFills method
Removes the specified fills
from the map. The fills must be current
members of the fills
set.
Change listeners are notified once the fills have been removed on the platform side.
The returned Future completes once listeners have been notified.
Implementation
Future<void> removeFills(Iterable<Polygon> fills) async {
await polygonManager!.removeAll(fills);
notifyListeners();
}