Plugins page in BWSI session has unnecessary and misleading UI components

chrome/browser/resources/options2/language_options.js

 // Copyright (c) 2012 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.
 
 // TODO(kochi): Generalize the notification as a component and put it
 // in js/cr/ui/notification.js .
 
 cr.define('options', function() {
   /** @const */ var OptionsPage = options.OptionsPage;
   /** @const */ var LanguageList = options.LanguageList;
@@ skipping 363 matching lines @@
       // Unhide the language button every time, as it could've been previously
       // hidden by a language change.
       uiLanguageButton.hidden = false;
 
       if (languageCode == templateData.prospectiveUiLanguageCode) {
         uiLanguageMessage.textContent =
             localStrings.getString('is_displayed_in_this_language');
         showMutuallyExclusiveNodes(
             [uiLanguageButton, uiLanguageMessage, uiLanguageNotification], 1);
       } else if (languageCode in templateData.uiLanguageCodeSet) {
-        if (cr.isChromeOS && AccountsOptions.loggedInAsGuest()) {
+        if (cr.isChromeOS && UIAccountTweaks.loggedInAsGuest()) {
           // In the guest mode for ChromeOS, changing UI language does not make
           // sense because it does not take effect after browser restart.
           uiLanguageButton.hidden = true;
           uiLanguageMessage.hidden = true;
         } else {
           uiLanguageButton.textContent =
               localStrings.getString('display_in_this_language');
           showMutuallyExclusiveNodes(
               [uiLanguageButton, uiLanguageMessage, uiLanguageNotification], 0);
           uiLanguageButton.onclick = function(e) {
@@ skipping 450 matching lines @@
     // only take effect after restart.
     showMutuallyExclusiveNodes([$('language-options-ui-language-button'),
                                 $('language-options-ui-notification-bar')], 1);
   };
 
   // Export
   return {
     LanguageOptions: LanguageOptions
   };
 });