MD Settings: fix route query in tests

chrome/test/data/webui/settings/settings_page_browsertest.js

Index: chrome/test/data/webui/settings/settings_page_browsertest.js
diff --git a/chrome/test/data/webui/settings/settings_page_browsertest.js b/chrome/test/data/webui/settings/settings_page_browsertest.js
index f7de861327fabcd1919cfa663e8a4ab3845305b9..08c096ec6c508a383520a59340e0e7159e71837a 100644
--- a/chrome/test/data/webui/settings/settings_page_browsertest.js
+++ b/chrome/test/data/webui/settings/settings_page_browsertest.js
@@ -86,8 +86,8 @@ SettingsPageBrowserTest.prototype = {
    * @return {boolean} True if the router's state is a root page, e.g. Basic.
    */
   isAtRoot: function() {
-    var router = this.getRouter();
-    return router.section == '' && router.subpage.length == 0;
+    var route = this.getRouter().currentRoute;
+    return route.section == '' && route.subpage.length == 0;

[tommycli, 2016/07/20 21:33:02]

Also perhaps it would be even clearer to check

route == settings.Route.BASIC || route == settings.Route.ADVANCED.

   },
 
   /** Navigates to the current root page, e.g. Basic. */