This event is emitted after a layer was dismissed.
The event is emitted on the layer's when the close animation
is starting. If the layer has no close animaton and was already removed from the DOM,
the event is emitted a second time on the
To prevent a layer from being closed, listen to
The layer that was closed.
The overlay's final dismissal value.
The element that caused the layer to close.
undefined if the overlay was not closed by a user interacting with an element.
The server response that caused this overlay to close.
undefined if the overlay was not closed in reaction to a server response.