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diff --git a/tools/addon-sdk-1.5/packages/addon-kit/lib/passwords.js b/tools/addon-sdk-1.5/packages/addon-kit/lib/passwords.js
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+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+const { Trait } = require("api-utils/light-traits");
+const utils = require("api-utils/passwords/utils");
+const defer = require("api-utils/utils/function").Enqueued;
+
+/**
+ * Utility function that returns `onComplete` and `onError` callbacks form the
+ * given `options` objects. Also properties are removed from the passed
+ * `options` objects.
+ * @param {Object} options
+ * Object that is passed to the exported functions of this module.
+ * @returns {Function[]}
+ * Array with two elements `onComplete` and `onError` functions.
+ */
+function getCallbacks(options) {
+ let value = [
+ 'onComplete' in options ? options.onComplete : null,
+ 'onError' in options ? defer(options.onError) : console.exception
+ ];
+
+ delete options.onComplete;
+ delete options.onError;
+
+ return value;
+};
+
+/**
+ * Creates a wrapper function that tries to call `onComplete` with a return
+ * value of the wrapped function or falls back to `onError` if wrapped function
+ * throws an exception.
+ */
+function createWrapperMethod(wrapped) {
+ return function (options) {
+ let [ onComplete, onError ] = getCallbacks(options);
+ try {
+ let value = wrapped(options);
+ if (onComplete) {
+ defer(function() {
+ try {
+ onComplete(value);
+ } catch (exception) {
+ onError(exception);
+ }
+ })();
+ }
+ } catch (exception) {
+ onError(exception);
+ }
+ };
+}
+
+exports.search = createWrapperMethod(utils.search);
+exports.store = createWrapperMethod(utils.store);
+exports.remove = createWrapperMethod(utils.remove);