RFR: 8371163: Make GlyphView/TestGlyphBGHeight.java headless [v2]

[Alexey Ivanov]

On Fri, 7 Nov 2025 22:37:17 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

> It depends, the code may post some events on EDT which will cause the component be accessed on different threads, for example via [JComponent.revalidate ](https://github.com/openjdk/jdk/blob/066810c877b206a66cc87537487b17f0481646c3/src/java.desktop/share/classes/javax/swing/JComponent.java#L4943)

Yes, it's possible… I still think it is safe in this particular case.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28173#discussion_r2510774876