[jdk11u-dev] RFR: 8233641: [TESTBUG] JMenuItem test bug4171437.java fails on macos

[Christoph Langer]

Backport of JDK-8233641.

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Commit messages:
 - Backport e97809d3d40c06eab4b5f5dc0059b2304f66a144

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/586/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=586&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8233641
  Stats: 8 lines in 2 files changed: 4 ins; 4 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/586.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/586/head:pull/586

PR: https://git.openjdk.java.net/jdk11u-dev/pull/586