[PATCH 0/1] MR9507: winex11: Avoid unmapping window if it only got layered style.

[Rémi Bernon (＠rbernon)]

Layered window will need to be explicitly hidden, after layered style is
added, and we shouldn't hide them ourselves as the style might just get
removed right away.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=58984