Cleanup browser_options.

chrome/browser/resources/options/browser_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.
 
 cr.define('options', function() {
   var OptionsPage = options.OptionsPage;
   var ArrayDataModel = cr.ui.ArrayDataModel;
   var RepeatingButton = cr.ui.RepeatingButton;
   var HotwordSearchSettingIndicator = options.HotwordSearchSettingIndicator;
 
@@ skipping 819 matching lines @@
       if (!syncData.signinAllowed &&
           (!syncData.supervisedUser || !cr.isChromeOS)) {
         $('sync-section').hidden = true;
         this.maybeShowUserSection_();
         return;
       }
 
       $('sync-section').hidden = false;
       this.maybeShowUserSection_();
 
-      var subSection = $('sync-section').firstChild;
-      while (subSection) {
-        if (subSection.nodeType == Node.ELEMENT_NODE)
-          subSection.hidden = syncData.supervisedUser;
-        subSection = subSection.nextSibling;
-      }
+      if (cr.isChromeOS && syncData.supervisedUser) {
+        var subSection = $('sync-section').firstChild;
+        while (subSection) {
+          if (subSection.nodeType == Node.ELEMENT_NODE)
+            subSection.hidden = true;
+          subSection = subSection.nextSibling;
+        }
 
-      if (syncData.supervisedUser) {
         $('account-picture-wrapper').hidden = false;

[Marc Treib, 2014/05/12 16:26:50]

E.g. account-picture-wrapper and sync-general only exist on ChromeOS.

         $('sync-general').hidden = false;
         $('sync-status').hidden = true;
+
         return;
       }
 
       // If the user gets signed out while the advanced sync settings dialog is
       // visible, say, due to a dashboard clear, close the dialog.
       // However, if the user gets signed out as a result of abandoning first
       // time sync setup, do not call closeOverlay as it will redirect the
       // browser to the main settings page and override any in-progress
       // user-initiated navigation. See crbug.com/278030.
       // Note: SyncSetupOverlay.closeOverlay is a no-op if the overlay is
@@ skipping 960 matching lines @@
     BrowserOptions.getLoggedInUsername = function() {
       return BrowserOptions.getInstance().username_;
     };
   }
 
   // Export
   return {
     BrowserOptions: BrowserOptions
   };
 });