[foreign-jextract] RFR: 8253419: jextract should generate RuntimeHelper as a package private class

[Jorn Vernee]

On Mon, 21 Sep 2020 11:29:40 GMT, Athijegannathan Sundararajan <sundar at openjdk.org> wrote:

> Generated RuntimeHelper.java is package private now.

Can nonCloseableNonTransferableSegment, nonCloseableSegment, and asArrayRestricted be made `private` as well? I don't
think they are used outside of RuntimeHelper right?

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Marked as reviewed by jvernee (Committer).

PR: https://git.openjdk.java.net/panama-foreign/pull/347