Remove the old Unsafe getValue and putValue, which had some performance difficulties because they are megamorphic depending on the exact layout.
------------- Commit messages: - Remove get/putVal Changes: https://git.openjdk.org/valhalla/pull/1782/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1782&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8373374 Stats: 265 lines in 9 files changed: 2 ins; 239 del; 24 mod Patch: https://git.openjdk.org/valhalla/pull/1782.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1782/head:pull/1782 PR: https://git.openjdk.org/valhalla/pull/1782
