Hi all,

I just upgraded to `6.0` and `TypeError: Insufficient number of arguments.`
shell/browser/api/atom_api_app.cc
v8::Local<v8::Value> val,
                     JumpListItem::Type* out) {
    std::string item_type;
    if (!ConvertFromV8(isolate, val, &item_type))
      return false;
    if (item_type == "task")
      *out = JumpListItem::Type::TASK;
    else if (item_type == "separator")
      *out = JumpListItem::Type::SEPARATOR;
    else if (item_type == "file")
      *out = JumpListItem::Type::FILE;
    else
      return false;
    return true;
  }
  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,