Function updateCssClasses

src/directive/form.js:147–150

* Decorates element with proper CSS classes.

()

         * Decorates element with proper CSS classes.
         */
        function updateCssClasses () {
          $animate.addClass($element, (formCtrl.modified ? config.modifiedClassName : config.notModifiedClassName));
          $animate.removeClass($element, (formCtrl.modified ? config.notModifiedClassName : config.modifiedClassName));
        }

        /**
         * Called when one of child forms is removed from DOM.