RFR: 8200102: NativeLibraryTest.java fails intermittently, unloaded count is not same as expected [v2]

[Brent Christian]

On Mon, 7 Dec 2020 20:39:34 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> Brent Christian has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
>> 
>>  - Merge branch 'master' into 8200102
>>  - Use existing ForceGC class in the test lib
>>  - Add gcAwait() mechanism
>
> test/jdk/java/lang/ClassLoader/nativeLibrary/NativeLibraryTest.java line 72:
> 
>> 70:             if (!gc.await(() -> finalCount == unloadedCount)) {
>> 71:                 throw new RuntimeException("Expected unloaded=" + count +
>> 72:                         " but got=" + unloadedCount);
> 
> Could be left unchanged.

True

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PR: https://git.openjdk.java.net/jdk/pull/1630