RFR: 8252980: comment only changes extracted from JDK-8247281

[David Holmes]

On Wed, 9 Sep 2020 21:08:18 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

> This sub-task is tracking comment only changes extracted
> from Erik's work on JDK-8247281. This extraction is done
> to ease the code review for the JDK-8247281 changes.

LGTM

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Marked as reviewed by dholmes (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/98