[jdk11u-dev] RFR: 8217332: JTREG: Clean up, use generics instead of raw types

[Goetz Lindenmaier]

On Wed, 15 Jun 2022 07:50:49 GMT, Goetz Lindenmaier <goetz at openjdk.org> wrote:

> I backport this for parity with 11.0.17-oracle.=
> Trivial resolve: context in TestReclaimStringsLeaksMemory.java
> adaptions to nvdimm tests omitted, the tests are not in 11

Pre-submit failure: /TestMetaspacePerfCounters.java#id3 known to be failing, unrelated.

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PR: https://git.openjdk.org/jdk11u-dev/pull/1152