Dismisses all descendant overlays, making this layer the frontmost layer in the layer stack.
Descendant overlays will be dismissed with value ':peel'.
The close intent for the descendant overlays.
By default descendant overlays will be dismissed.
You can pass { intent: "accept" } to
accept them instead.
The animation to use for closing descendant overlays.
Defaults to the close animation configured for the respective layer modes.
The duration for the close animation in milliseconds.