git: openjdk/jdk21u-dev: master: 8315594: Open source few headless Swing misc tests

[Andrew Lu]

Changeset: 9b5cd9dc
Author:    Andrew Lu <andrewlu at openjdk.org>
Date:      2024-01-17 08:01:56 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/9b5cd9dc43d3aa34ead39f7ac29c2f8e03ea6109

8315594: Open source few headless Swing misc tests

Backport-of: 806ef0897b42c8f3cb3b4d7bd904af9ed18a543e

+ test/jdk/javax/swing/text/html/HTMLEditorKit/bug4267840.java
+ test/jdk/javax/swing/text/html/StyleSheet/bug4218254.java
+ test/jdk/javax/swing/text/html/StyleSheet/bug4243463.java
+ test/jdk/javax/swing/tree/DefaultTreeSelectionModel/bug4485322.java