[jdk15u-dev] RFR: 8260349: Cannot programmatically retrieve Metaspace max set via JAVA_TOOL_OPTIONS

[Yuri Nesterenko]

Related fixes are in 15 already. Patch applies without adjustments. All-night test finished on win64/32, linux64/32, macos without problems.

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Commit messages:
 - Backport b6a736738ae025604d86924298fdd04a7851b85f

Changes: https://git.openjdk.java.net/jdk15u-dev/pull/44/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk15u-dev&pr=44&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8260349
  Stats: 123 lines in 2 files changed: 120 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk15u-dev/pull/44.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk15u-dev pull/44/head:pull/44

PR: https://git.openjdk.java.net/jdk15u-dev/pull/44