[jdk11u-dev] RFR: 8284752: Zero does not build on Mac OS X due to missing os::current_thread_enable_wx implementation

[Johannes Bechberger]

8284752: Zero does not build on Mac OS X due to missing os::current_thread_enable_wx implementation

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Commit messages:
 - Backport bc12e8616d1a28ab8504bcb6edc06783748cc797

Changes: https://git.openjdk.org/jdk11u-dev/pull/1375/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1375&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8284752
  Stats: 6 lines in 1 file changed: 6 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1375.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1375/head:pull/1375

PR: https://git.openjdk.org/jdk11u-dev/pull/1375