hg: amber/amber/langtools: Automatic merge with default

[maurizio.cimadamore at oracle.com]

Changeset: caecb93dc4ba
Author:    langtools
Date:      2017-04-27 08:21 +0200
URL:       http://hg.openjdk.java.net/amber/amber/langtools/rev/caecb93dc4ba

Automatic merge with default