RFR: 8292681: Add JMH for ProtectionDomain [v3]

Mon Aug 29 13:56:28 UTC 2022

> 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.

Eric Caspole has updated the pull request incrementally with one additional commit since the last revision:

  Changes from advice from Sean M

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Changes:
  - all: https://git.openjdk.org/jdk/pull/9950/files
  - new: https://git.openjdk.org/jdk/pull/9950/files/a77e6a5d..3a83b732

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9950&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9950&range=01-02

  Stats: 30 lines in 1 file changed: 14 ins; 7 del; 9 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