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

[maurizio.cimadamore at oracle.com]

Changeset: 9b887af4d85a
Author:    mcimadamore
Date:      2019-10-04 23:21 +0000
URL:       https://hg.openjdk.java.net/amber/amber/rev/9b887af4d85a

Automatic merge with records-and-sealed