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diff --git a/tools/addon-sdk-1.3/packages/api-utils/lib/keyboard/observer.js b/tools/addon-sdk-1.3/packages/api-utils/lib/keyboard/observer.js
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--- a/tools/addon-sdk-1.3/packages/api-utils/lib/keyboard/observer.js
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-/* vim:set ts=2 sw=2 sts=2 et: */
-/* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Jetpack.
- *
- * The Initial Developer of the Original Code is
- * the Mozilla Foundation.
- * Portions created by the Initial Developer are Copyright (C) 2011
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Irakli Gozalishvili <gozala@mozilla.com> (Original Author)
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
-"use strict";
-
-const { Trait } = require("../light-traits");
-const { EventEmitterTrait: EventEmitter } = require("../events");
-const { DOMEventAssembler } = require("../events/assembler");
-const { browserWindowIterator, isBrowser } = require('../window-utils');
-const { observer: windowObserver } = require("../windows/observer");
-
-// Event emitter objects used to register listeners and emit events on them
-// when they occur.
-const observer = Trait.compose(DOMEventAssembler, EventEmitter).create({
- /**
- * Method is implemented by `EventEmitter` and is used just for emitting
- * events on registered listeners.
- */
- _emit: Trait.required,
- /**
- * Events that are supported and emitted by the module.
- */
- supportedEventsTypes: [ "keydown", "keyup", "keypress" ],
- /**
- * Function handles all the supported events on all the windows that are
- * observed. Method is used to proxy events to the listeners registered on
- * this event emitter.
- * @param {Event} event
- * Keyboard event being emitted.
- */
- handleEvent: function handleEvent(event) {
- this._emit(event.type, event, event.target.ownerDocument.defaultView);
- }
-});
-
-// Adding each opened window to a list of observed windows.
-windowObserver.on("open", function onOpen(window) {
- if (isBrowser(window))
- observer.observe(window);
-});
-// Removing each closed window form the list of observed windows.
-windowObserver.on("close", function onClose(window) {
- if (isBrowser(window))
- observer.ignore(window);
-});
-
-// Making observer aware of already opened windows.
-for each (let window in browserWindowIterator())
- observer.observe(window);
-
-exports.observer = observer;