hg: amber/amber: Automatic merge with default

[maurizio.cimadamore at oracle.com]

Changeset: 23ac388501d1
Author:    langtools at sthdev02.uk.oracle.com
Date:      2017-05-17 01:05 +0200
URL:       http://hg.openjdk.java.net/amber/amber/rev/23ac388501d1

Automatic merge with default