[jfx17u] RFR: 8251240: Menus inaccessible on Linux with i3 wm

[Jose Pereda]

Clean backport of 8251240: Menus inaccessible on Linux with i3 wm
Reviewed-by: jpereda, jvos

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Commit messages:
 - 8251240: Menus inaccessible on Linux with i3 wm

Changes: https://git.openjdk.org/jfx17u/pull/173/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx17u&pr=173&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8251240
  Stats: 7 lines in 1 file changed: 0 ins; 4 del; 3 mod
  Patch: https://git.openjdk.org/jfx17u/pull/173.diff
  Fetch: git fetch https://git.openjdk.org/jfx17u.git pull/173/head:pull/173

PR: https://git.openjdk.org/jfx17u/pull/173