This patch tweaks the foreign API to use the newly added `WrongThreadException` instead of `IllegalStateException` to report confinement errors.
------------- Commit messages: - Merge branch 'master' into wrong_thread_ex - Initial push Changes: https://git.openjdk.java.net/jdk/pull/8865/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8865&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8287206 Stats: 254 lines in 12 files changed: 150 ins; 1 del; 103 mod Patch: https://git.openjdk.java.net/jdk/pull/8865.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/8865/head:pull/8865 PR: https://git.openjdk.java.net/jdk/pull/8865