post-review changes

Author: chalin

public/docs/_examples/toh-5/dart/lib/app_component_1.dart

@@ -1,4 +1,5 @@
 // #docplaster
+import 'package:angular2/router.dart';
 // #docregion , v2
 import 'package:angular2/core.dart';
 
@@ -14,6 +15,7 @@ import 'heroes_component.dart';
   directives: const [HeroesComponent],
   providers: const [HeroService])
 // #enddocregion
+class Bogus {}
 // #docregion v2
 @Component(
   selector: 'my-app',
@@ -23,8 +25,8 @@ import 'heroes_component.dart';
       <a [routerLink]="['Heroes']">Heroes</a>
       <router-outlet></router-outlet>''',
   // #enddocregion template-v2
-  directives: const [HeroesComponent],
-  providers: const [HeroService])
+  directives: const [ROUTER_DIRECTIVES],
+  providers: const [HeroService, ROUTER_PROVIDERS])
 // #docregion , v2
 class AppComponent {
   String title = 'Tour of Heroes';