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..7e60116464fcb0274da8d111d22c18e8c7aa30a9 100644
--- a/chrome/test/data/webui/settings/settings_page_browsertest.js
+++ b/chrome/test/data/webui/settings/settings_page_browsertest.js
@@ -74,33 +74,6 @@ SettingsPageBrowserTest.prototype = {
     return undefined;
   },
 
-  /** @return {!SettingsRouterElement} The <settings-router> for the page. */
-  getRouter: function() {
-    var router = document.querySelector('cr-settings').$$('settings-ui')
-        .$$('settings-router');
-    assert(!!router);
-    return router;
-  },
-
-  /**
-   * @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;
-  },
-
-  /** Navigates to the current root page, e.g. Basic. */
-  backToRoot: function() {
-    var router = document.querySelector('cr-settings').$$('settings-ui')
-        .$$('settings-router');
-    router.currentRoute = {
-      page: router.currentRoute.page,
-      section: '',
-      subpage: [],
-    };
-  },
-
   /**
    * Verifies the section has a visible #main element and that any possible
    * sub-pages are hidden.