Add a JMH for ProtectionDomain related to current work on JDK-8292375. Also, add the InMemoryJavaCompiler to the JMH jar, to generate the classes needed for this test and will be useful for future class loading JMH too.
------------- Commit messages: - 8292681: Add JMH for ProtectionDomain Changes: https://git.openjdk.org/jdk/pull/9950/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=9950&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8292681 Stats: 129 lines in 2 files changed: 128 ins; 0 del; 1 mod Patch: https://git.openjdk.org/jdk/pull/9950.diff Fetch: git fetch https://git.openjdk.org/jdk pull/9950/head:pull/9950 PR: https://git.openjdk.org/jdk/pull/9950
