Update all Angular libs (run update_all.sh).

third_party/pkg/angular/lib/animate/ng_animate.dart

+part of angular.animate;
+
+/**
+ * This provides DOM controls for turning animations on and off for individual
+ * dom elements. Valid options are [always] [never] and [auto]. If this
+ * directive is not applied the default value is [auto] for animation.
+ */
+@Decorator(selector: '[ng-animate]',
+    map: const {'ng-animate': '@option'})
+class NgAnimate  extends AbstractNgAnimate {
+  set option(value) {
+    _option = value;
+    _optimizer.alwaysAnimate(_element, _option);
+  }
+
+  NgAnimate(dom.Element element, AnimationOptimizer optimizer)
+      : super(element, optimizer);
+}
+
+/**
+ * This provides DOM controls for turning animations on and off for child
+ * dom elements. Valid options are [always] [never] and [auto]. If this
+ * directive is not applied the default value is [auto] for animation.
+ *
+ * Values provided in [ng-animate] will override this directive since they are
+ * more specific.
+ */
+@Decorator(selector: '[ng-animate-children]',
+    map: const {'ng-animate-children': '@option'})
+class NgAnimateChildren extends AbstractNgAnimate {
+  set option(value) {
+    _option = value;
+    _optimizer.alwaysAnimateChildren(_element, _option);
+  }
+
+  NgAnimateChildren(dom.Element element, AnimationOptimizer optimizer)
+    : super(element, optimizer);
+}
+
+/**
+ * Base class for directives that control animations with an
+ * [AnimationOptimizer].
+ */
+abstract class AbstractNgAnimate implements DetachAware {
+  final AnimationOptimizer _optimizer;
+  final dom.Element _element;
+
+  String _option = "auto";
+  String get option => _option;
+  set option(value);
+
+  AbstractNgAnimate(this._element, this._optimizer);
+
+  detach() {
+    _optimizer.detachAlwaysAnimateOptions(_element);
+  }
+}