Call operator for objc.ObjCBlock<ffi.Void Function(ffi.Pointer<ffi.Void>, objc.NSCoder)>.
objc.ObjCBlock<ffi.Void Function(ffi.Pointer<ffi.Void>, objc.NSCoder)>
Available on ObjCBlock<Void Function(Pointer<Void>, NSCoder)>, provided by the ObjCBlock_ffiVoid_ffiVoid_NSCoder_CallExtension extension