SdlRequestAndroidPermissionCallback typedef
        SdlRequestAndroidPermissionCallback =
     Void Function(Pointer<NativeType>  userdata, Pointer<Utf8>  permission, Uint8 granted)
    
    
    
Implementation
typedef SdlRequestAndroidPermissionCallback =
    Void Function(
      Pointer<NativeType> userdata,
      Pointer<Utf8> permission,
      Uint8 granted,
    );