[jdk11u-dev] RFR: 8211261: Remove the NSK_CPP_STUB macros from vmTestbase for jvmti/[A-G]*

[Goetz Lindenmaier]

I backport this for parity with 11.0.14-oracle.

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Commit messages:
 - Backport 57622ed115530a88571786b775751119d92b0937

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/657/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=657&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8211261
  Stats: 551 lines in 50 files changed: 0 ins; 242 del; 309 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/657.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/657/head:pull/657

PR: https://git.openjdk.java.net/jdk11u-dev/pull/657