hg: amber/amber: Automatic merge with records-and-sealed

[maurizio.cimadamore at oracle.com]

Changeset: 66954227dfc2
Author:    mcimadamore
Date:      2019-06-27 00:01 +0200
URL:       http://hg.openjdk.java.net/amber/amber/rev/66954227dfc2

Automatic merge with records-and-sealed