[jdk25u] RFR: 8361314: Test serviceability/jvmti/VMEvent/MyPackage/VMEventRecursionTest.java FATAL ERROR in native method: Failed during the GetClassSignature call

[Jayashree S Kumar]

A clean backport for [JDK-8361314](https://bugs.openjdk.org/browse/JDK-8361314)

This patch is to fix FATAL ERROR in native method: Failed during the GetClassSignature call on serviceability/jvmti/VMEvent/MyPackage/VMEventRecursionTest.java  testcase.

Backporting this patch can help fix test gap. Run VMEventRecursionTest.java test on all supported platforms on mach5 and see them pass.

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Commit messages:
 - Backport 8c00c374ec3e5ae2db3c35a970f6c7a691ae274e

Changes: https://git.openjdk.org/jdk25u/pull/225/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u&pr=225&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8361314
  Stats: 41 lines in 1 file changed: 40 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk25u/pull/225.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u.git pull/225/head:pull/225

PR: https://git.openjdk.org/jdk25u/pull/225