fixup! feat($animate): add support for customFilter

Author: gkalpak

src/ng/animate.js

@@ -254,6 +254,10 @@ var $AnimateProvider = ['$provide', /** @this */ function($provide) {
    *   animations sluggish.
    * </div>
    *
+   * **Note:**
+   * If present, `customFilter` will be checked before
+   * {@link $animateProvider#classNameFilter classNameFilter}.
+   *
    * @param {Function=} filterFn - The filter function which will be used to filter all animations.
    *   If a falsy value is returned, no animation will be performed. The function will be called
    *   with the following arguments:
@@ -282,6 +286,12 @@ var $AnimateProvider = ['$provide', /** @this */ function($provide) {
    * When setting the `classNameFilter` value, animations will only be performed on elements
    * that successfully match the filter expression. This in turn can boost performance
    * for low-powered devices as well as applications containing a lot of structural operations.
+   *
+   * **Note:**
+   * If present, `classNameFilter` will be checked after
+   * {@link $animateProvider#customFilter customFilter}. If `customFilter` is present and returns
+   * `false`, `classNameFilter` will not be checked.
+   *
    * @param {RegExp=} expression The className expression which will be checked against all animations
    * @return {RegExp} The current CSS className expression value. If null then there is no expression value
    */