[jdk17u-dev] RFR: 8292879: com/sun/jdi/ClassUnloadEventTest.java failed due to classes not unloading [v3]

[Andrew Dinn]

> Backport of JDK-8292879

Andrew Dinn has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 12 commits:

 - Merge master
 - 8292879: com/sun/jdi/ClassUnloadEventTest.java failed due to classes not unloading
   
   Reviewed-by: dholmes, coleenp, sspitsyn
 - 8292880: Improve debuggee logging for com/sun/jdi/ClassUnloadEventTest.java
   
   Reviewed-by: amenkov, kevinw
 - 8291650: Add delay to ClassUnloadEventTest before exiting to give time for JVM to send all events before VMDeath
   
   Reviewed-by: sspitsyn, amenkov
 - Merge branch 'JDK-8256811' into JDK-8290908
 - correct type
 - Merge branch 'JDK-8256811' into JDK-8290908
 - remove unnecessary cast change
 - Merge branch 'JDK-8256811' into JDK-8290908
 - Merge branch 'master' into JDK-8256811
 - ... and 2 more: https://git.openjdk.org/jdk17u-dev/compare/8194120e...b61e4ae1

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Changes: https://git.openjdk.org/jdk17u-dev/pull/831/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=831&range=02
  Stats: 25 lines in 1 file changed: 9 ins; 14 del; 2 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/831.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/831/head:pull/831

PR: https://git.openjdk.org/jdk17u-dev/pull/831