FIDO U2F component extension

chrome/browser/resources/cryptotoken/closeable.js

Index: chrome/browser/resources/cryptotoken/closeable.js
diff --git a/chrome/browser/resources/cryptotoken/closeable.js b/chrome/browser/resources/cryptotoken/closeable.js
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+++ b/chrome/browser/resources/cryptotoken/closeable.js
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+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview Defines a Closeable interface.
+ * @author juanlang@google.com (Juan Lang)
+ */
+'use strict';
+
+/**
+ * A closeable interface.
+ * @interface
+ */
+function Closeable() {}
+
+/** Closes this object. */
+Closeable.prototype.close = function() {};