+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
(function() {
var ok = false;
try {
if (window.Blob &&
window.File &&
- window.FileReader) {
+ window.FileReader &&
+ window.localStorage &&
+ window.WebSocket) {
ok = true;
}
} catch(err) {}