RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u472-b02

-------------

Commit messages:
 - Merge jdk8u472-b02
 - 8335978: [8u] incorrect include file name in semaphore.inline.hpp

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/108/files
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/108.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/108/head:pull/108

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/108