Revert "Update all Angular libs (run update_all.sh)."

third_party/pkg/angular/example/web/animation.dart

-library animation;
-
-import 'package:angular/angular.dart';
-import 'package:angular/application_factory.dart';
-import 'package:angular/animate/module.dart';
-
-part 'animation/repeat_demo.dart';
-part 'animation/visibility_demo.dart';
-part 'animation/stress_demo.dart';
-part 'animation/css_demo.dart';
-
-@Controller(
-    selector: '[animation-demo]',
-    publishAs: 'demo')
-class AnimationDemo {
-  final pages = ["About", "ng-repeat", "Visibility", "Css", "Stress Test"];
-  var currentPage = "About";
-}
-
-class AnimationDemoModule extends Module {
-  AnimationDemoModule() {
-    install(new AnimationModule());
-    type(RepeatDemo);
-    type(VisibilityDemo);
-    type(StressDemo);
-    type(CssDemo);
-    type(AnimationDemo);
-  }
-}
-main() {
-  applicationFactory()
-      .addModule(new AnimationDemoModule())
-      .run();
-}