fix(demo): fix the disable ink bar checkbox (#10423)

Author: sebakerckhof

src/components/navBar/demoBasicUsage/index.html

@@ -1,6 +1,7 @@
 <div ng-controller="AppCtrl" ng-cloak>
   <md-content class="md-padding">
     <md-nav-bar
+      md-no-ink-bar="disableInkBar"
       md-selected-nav-item="currentNavItem"
       nav-bar-aria-label="navigation links">
       <md-nav-item md-nav-click="goto('page1')" name="page1">

src/components/navBar/demoBasicUsage/script.js

@@ -6,5 +6,9 @@
 
   function AppCtrl($scope) {
     $scope.currentNavItem = 'page1';
+
+    $scope.goto = function(page) {
+      console.log("Goto " + page);
+    }
   }
 })();