Use one display link thread per MTLContext. Adjust the refresh rate with the current display.
------------- Commit messages: - 8304825: MacOS metal pipeline - window isn't painted if created during display sleep Changes: https://git.openjdk.org/jdk/pull/13230/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13230&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8304825 Stats: 162 lines in 6 files changed: 107 ins; 29 del; 26 mod Patch: https://git.openjdk.org/jdk/pull/13230.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/13230/head:pull/13230 PR: https://git.openjdk.org/jdk/pull/13230
