[MD settings] rename lastRoutChangeWasPopstate var

chrome/browser/resources/settings/route.js

 // Copyright 2016 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('settings', function() {
   /**
    * Class for navigable routes. May only be instantiated within this file.
    * @constructor
    * @param {string} path
    * @private
@@ skipping 290 matching lines @@
   var currentRoute = Route.BASIC;
 
   /**
    * The current query parameters. This is updated only by settings.navigateTo
    * or settings.initializeRouteFromUrl.
    * @private {!URLSearchParams}
    */
   var currentQueryParameters = new URLSearchParams();
 
   /** @private {boolean} */
-  var lastRouteChangeWasPopstate_ = false;
+  var wasLastRouteChangePopstate = false;
 
   /** @private */
   var initializeRouteFromUrlCalled = false;
 
   /**
    * Initialize the route and query params from the URL.
    */
   var initializeRouteFromUrl = function() {
     assert(!initializeRouteFromUrlCalled);
     initializeRouteFromUrlCalled = true;
 
     var route = getRouteForPath(window.location.pathname);
     // Never allow direct navigation to ADVANCED.
     if (route && route != Route.ADVANCED) {
       currentRoute = route;
       currentQueryParameters = new URLSearchParams(window.location.search);
     } else {
       window.history.replaceState(undefined, '', Route.BASIC.path);
     }
   };
 
   function resetRouteForTesting() {
     initializeRouteFromUrlCalled = false;
-    lastRouteChangeWasPopstate_ = false;
+    wasLastRouteChangePopstate = false;
     currentRoute = Route.BASIC;
     currentQueryParameters = new URLSearchParams();
   }
 
   /**
    * Helper function to set the current route and notify all observers.
    * @param {!settings.Route} route
    * @param {!URLSearchParams} queryParameters
    * @param {boolean} isPopstate
    */
   var setCurrentRoute = function(route, queryParameters, isPopstate) {
     var oldRoute = currentRoute;
     currentRoute = route;
     currentQueryParameters = queryParameters;
-    lastRouteChangeWasPopstate_ = isPopstate;
+    wasLastRouteChangePopstate = isPopstate;
     routeObservers.forEach(function(observer) {
       observer.currentRouteChanged(currentRoute, oldRoute);
     });
   };
 
   /** @return {!settings.Route} */
   var getCurrentRoute = function() { return currentRoute; };
 
   /** @return {!URLSearchParams} */
   var getQueryParameters = function() {
     return new URLSearchParams(currentQueryParameters);  // Defensive copy.
   };
 
   /** @return {boolean} */
   var lastRouteChangeWasPopstate = function() {
-    return lastRouteChangeWasPopstate_;
+    return wasLastRouteChangePopstate;
   };
 
   /**
    * Navigates to a canonical route and pushes a new history entry.
    * @param {!settings.Route} route
    * @param {URLSearchParams=} opt_dynamicParameters Navigations to the same
    *     URL parameters in a different order will still push to history.
    * @param {boolean=} opt_removeSearch Whether to strip the 'search' URL
    *     parameter during navigation. Defaults to false.
    */
@@ skipping 50 matching lines @@
     getRouteForPath: getRouteForPath,
     initializeRouteFromUrl: initializeRouteFromUrl,
     resetRouteForTesting: resetRouteForTesting,
     getCurrentRoute: getCurrentRoute,
     getQueryParameters: getQueryParameters,
     lastRouteChangeWasPopstate: lastRouteChangeWasPopstate,
     navigateTo: navigateTo,
     navigateToPreviousRoute: navigateToPreviousRoute,
   };
 });