Mojo JS Bindings: Update User's Guide, examples

examples/js/world.js

Index: examples/js/world.js
diff --git a/examples/js/world.js b/examples/js/world.js
index f76626aa962f44a4622a5c58768710fa6dfeb030..a76490e9f0c9c73a7b25b27950af47690c549409 100644
--- a/examples/js/world.js
+++ b/examples/js/world.js
@@ -3,9 +3,11 @@
 define("main", [
   "console",
   "mojo/services/public/js/application",
-], function(console, appModule) {
+], function(console, application) {
 
-  class World extends appModule.Application {
+  var Application = application.Application;
+
+  class World extends Application {
     initialize(args) {
       console.log(this.url + ": World");
       this.quit();