@Override
        public boolean onRequestMediaAccessPermission(CefBrowser browser,
                                                      CefFrame frame,
                                                      String requesting_url,
                                                      int requested_permissions,
                                                      CefMediaAccessCallback callback) {
          Boolean res = myPermissionHandler.handleBooleanFirst(browser, handler -> {
            return handler.onRequestMediaAccessPermission(browser, frame, requesting_url, requested_permissions, callback);
          });
          return ObjectUtils.notNull(res, false);
        }
@Override
        public boolean onRequestMediaAccessPermission(CefBrowser browser,
                                                      CefFrame frame,
                                                      String requesting_url,
                                                      int requested_permissions,
                                                      CefMediaAccessCallback callback)