[MD settings] rename lastRoutChangeWasPopstate var

chrome/browser/resources/settings/settings_page/settings_animated_pages.js

 // Copyright 2015 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.
 
 /**
  * @fileoverview
  * 'settings-animated-pages' is a container for a page and animated subpages.
  * It provides a set of common behaviors and animations.
  *
  * Example:
@@ skipping 43 matching lines @@
   /**
    * @param {!Event} e
    * @private
    */
   onIronSelect_: function(e) {
     if (!this.focusConfig || !this.previousRoute_)
       return;
 
     // Don't attempt to focus any anchor element, unless last navigation was a
     // 'pop' (backwards) navigation.
-    if (!settings.lastRouteChangeWasPopstate())
+    if (!settings.wasLastRouteChangePopstate())
       return;
 
     // Only handle iron-select events from neon-animatable elements and the
     // given whitelist of settings-subpage instances.
     var whitelist = 'settings-subpage#site-settings, ' +
         'settings-subpage[route-path=\"' +
         settings.Route.SITE_SETTINGS_COOKIES.path + '\"]';
 
 // <if expr="chromeos">
     whitelist += ', settings-subpage[route-path=\"' +
@@ skipping 121 matching lines @@
     // instance, such that the stamped instance will also be ignored by the
     // searching algorithm.
     if (template.hasAttribute('no-search'))
       subpage.setAttribute('no-search', '');
 
     // Render synchronously so neon-animated-pages can select the subpage.
     template.if = true;
     template.render();
   },
 });