git: openjdk/jdk21u-dev: master: 8280482: Window transparency bug on Linux

[Paul Hohensee]

Changeset: c578eb2e
Branch: master
Author:    Roland Mesde <mesde at amazon.com>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2025-11-19 17:03:26 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/c578eb2e09c75901076f93de668f74a3dcb3c026

8280482: Window transparency bug on Linux

Backport-of: 0a3c6d6bd010231d02e92016037149e85fb1db3f

! src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java
+ test/jdk/java/awt/Multiscreen/MultiScreenCheckScreenIDTest.java