Fix some JS style nits.

chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js

 /*
  * Copyright 2013 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.
  */
 
 /**
  * Set to true while debugging virtual keyboard tests, for verbose debug output.
  */
 var debugging = false;
@@ skipping 36 matching lines @@
  * Adds mocks for chrome extension API calls.
  *
  * @param {MockController} mockController Controller for validating
  *     calls with expectations.
  */
 function mockExtensionApis(mockController) {
 
   /**
    * Mocks methods within a namespace.
    * @param {string} namespace Dot delimited namespace.
-   * @param {Array.<string>} methods List of methods names to mock.
+   * @param {Array<string>} methods List of methods names to mock.
    */
   var addMocks = function(namespace, methods) {
     var parts = namespace.split('.');
     var base = window;
     for (var i = 0; i < parts.length; i++) {
       if (!base[parts[i]])
         base[parts[i]] = {};
       base = base[parts[i]];
     }
     methods.forEach(function(m) {
@@ skipping 167 matching lines @@
   };
   window.initializeVirtualKeyboard(config.keyset,
                                    config.languageCode,
                                    config.passwordLayout,
                                    config.name,
                                    options);
 }
 
 /**
  * Defers continuation of a test until one or more keysets are loaded.
- * @param {string|Array.<string>} keyset Name of the target keyset or list of
+ * @param {string|Array<string>} keyset Name of the target keyset or list of
  *     keysets.
  * @param {Function} continueTestCallback Callback function to invoke in order
  *     to resume the test.
  */
 function onKeysetsReady(keyset, continueTestCallback) {
   if (keyset instanceof Array) {
     var blocked = false;
     keyset.forEach(function(id) {
       if (!(id in controller.container_.keysetViewMap))
         blocked = true;
@@ skipping 174 matching lines @@
     assertTrue(!!switchKey, 'Unable to find symbol transition key');
     // Switch to symbol keyset.
     mockTap(switchKey);
   } else {
     var switchKey = findKey('~[<', 'row3');
     assertTrue(!!switchKey, 'Unable to find more transition key');
     // Switch to more keyset.
     mockTap(switchKey);
   }
 }