description

# requestPermission method Null safety

1. @JSName('requestPermission')

Future<String> requestPermission ()
@JSName('requestPermission')

## Implementation

    @JSName('requestPermission')
    static Future<String> requestPermission() {
      var completer = new Completer<String>();
      _requestPermission((value) {
        completer.complete(value);
      });
      return completer.future;
    }