RFR: 8275322: Change nested classes in java.management to static nested classes

[Mandy Chung]

On Fri, 15 Oct 2021 06:43:13 GMT, Andrey Turbanov <duke at openjdk.java.net> wrote:

> Non-static classes hold a link to their parent classes, which can be avoided.

Marked as reviewed by mchung (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/5962