git: openjdk/jdk16: 8255880: UI of Swing components is not redrawn after their internal state changed

[Anton Litvinov]

Changeset: 87644a2b
Author:    Anton Litvinov <alitvinov at openjdk.org>
Date:      2020-12-16 19:48:07 +0000
URL:       https://git.openjdk.java.net/jdk16/commit/87644a2b

8255880: UI of Swing components is not redrawn after their internal state changed

Reviewed-by: prr
Backport-of: e8c40bafa51ed73247d2a03a8411cbcb0cdf4efa

! src/java.desktop/unix/classes/sun/awt/X11/XFramePeer.java
+ test/jdk/javax/swing/JFrame/8255880/RepaintOnFrameIconifiedStateChangeTest.java