hg: jdk9/dev: 8139413: Use --with-x to set X11 root directory

[magnus.ihse.bursie at oracle.com]

Changeset: a7ec2278c13d
Author:    ihse
Date:      2015-10-12 11:49 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/rev/a7ec2278c13d

8139413: Use --with-x to set X11 root directory
Reviewed-by: erikj

! common/autoconf/generated-configure.sh
! common/autoconf/lib-x11.m4