@Override
        public void onDownloadUpdated(CefBrowser browser, CefDownloadItem downloadItem, CefDownloadItemCallback callback) {
          myDownloadHandler.handleAll(browser, handler -> {
            handler.onDownloadUpdated(browser, downloadItem, callback);
          });
        }
@Override
        public void onDownloadUpdated(CefBrowser browser, CefDownloadItem downloadItem, CefDownloadItemCallback callback)