Update all Angular libs (run update_all.sh).

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

Index: third_party/pkg/angular/example/web/animation/visibility_demo.dart
diff --git a/third_party/pkg/angular/example/web/animation/visibility_demo.dart b/third_party/pkg/angular/example/web/animation/visibility_demo.dart
new file mode 100644
index 0000000000000000000000000000000000000000..5dee51f2a9f40047e59f5376ecd39425b67cdaa6
--- /dev/null
+++ b/third_party/pkg/angular/example/web/animation/visibility_demo.dart
@@ -0,0 +1,23 @@
+part of animation;
+
+@Component(
+    selector: 'visibility-demo',
+    template: '''
+      <div class="visibility-demo">
+      <button ng-click="ctrl.visible = !ctrl.visible">Toggle Visibility</button>
+      <div class="visible-if" ng-if="ctrl.visible">
+        <p>Hello World. ng-if will create and destroy
+          dom elements each time you toggle me.</p>
+      </div>
+      <div class="visible-hide" ng-hide="ctrl.visible">
+        <p>Hello World. ng-hide will add and remove
+          the .ng-hide class from me to show and
+          hide this view of text.</p>
+      </div>
+      </div>
+    ''',
+    publishAs: 'ctrl',
+    applyAuthorStyles: true)
+class VisibilityDemo {
+  bool visible = false;
+}