[jdk11u-dev] RFR: 8266249: javax/swing/JPopupMenu/7156657/bug7156657.java fails on macOS

[Goetz Lindenmaier]

I backport this for parity with 11.0.20-oracle.

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Commit messages:
 - Backport 9b769550242e8bf6f9e783bf0d6f4a87d0c6376d

Changes: https://git.openjdk.org/jdk11u-dev/pull/2209/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2209&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8266249
  Stats: 41 lines in 1 file changed: 39 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2209.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2209/head:pull/2209

PR: https://git.openjdk.org/jdk11u-dev/pull/2209