hg: amber/amber: api comments

[vicente.romero at oracle.com]

Changeset: fa6233b78298
Author:    vromero
Date:      2019-02-05 11:02 -0500
URL:       http://hg.openjdk.java.net/amber/amber/rev/fa6233b78298

api comments

! src/java.base/share/classes/java/util/Objects.java