[jdk11u-dev] RFR: 8237787: rewrite vmTestbase/vm/compiler/CodeCacheInfo* from shell to java

[Goetz Lindenmaier]

I backport this for parity with 11.0.15-oracle.

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Commit messages:
 - Backport c484e1cee0a7a8a44165b8568e150686e924eb47

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/746/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=746&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8237787
  Stats: 328 lines in 6 files changed: 134 ins; 194 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/746.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/746/head:pull/746

PR: https://git.openjdk.java.net/jdk11u-dev/pull/746