Options: maintain history entries on the parent frame.

chrome/browser/ui/webui/options/browser_options_browsertest.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.
 
 /**
  * TestFixture for browser options WebUI testing.
  * @extends {testing.Test}
  * @constructor
  */
 function BrowserOptionsWebUITest() {}
@@ skipping 21 matching lines @@
 /**
  * @extends {testing.Test}
  * @constructor
  */
 function BrowserOptionsFrameWebUITest() {}
 
 BrowserOptionsFrameWebUITest.prototype = {
   __proto__: testing.Test.prototype,
 
   /** @override */
-  browsePreload: 'chrome://settings-frame/settings',
+  browsePreload: 'chrome://settings-frame/',
 };
 
 TEST_F('BrowserOptionsFrameWebUITest', 'testAdvancedSettingsHiddenByDefault',
     function() {
   assertEquals(this.browsePreload, document.location.href);
   expectTrue($('advanced-settings').hidden);
 });
 
 
 /**
  * @extends {testing.Test}
  * @constructor
  */
 function AdvancedSettingsWebUITest() {}
 
 AdvancedSettingsWebUITest.prototype = {
   __proto__: testing.Test.prototype,
 
   /** @override */
   browsePreload: 'chrome://settings-frame/autofill',
 };
 
 TEST_F('AdvancedSettingsWebUITest', 'testAdvancedSettingsShown', function() {
   assertEquals(this.browsePreload, document.location.href);
   expectFalse($('advanced-settings').hidden);
 });