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

[maurizio.cimadamore at oracle.com]

Changeset: fc7f8f88bf59
Author:    mcimadamore
Date:      2019-08-20 20:00 +0000
URL:       https://hg.openjdk.java.net/amber/amber/rev/fc7f8f88bf59

Automatic merge with records-and-sealed