Integrated: Merge jdk18

[Jesper Wilhelmsson]

On Mon, 10 Jan 2022 17:00:05 GMT, Jesper Wilhelmsson <jwilhelm at openjdk.org> wrote:

> Forwardport JDK 18 -> JDK 19

This pull request has now been integrated.

Changeset: d9b1bb58
Author:    Jesper Wilhelmsson <jwilhelm at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/d9b1bb58600c03cee43387864d1530d4dd5f1422
Stats:     615 lines in 24 files changed: 478 ins; 77 del; 60 mod

Merge

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PR: https://git.openjdk.java.net/jdk/pull/7017