This bug was fixed in the package xorg-server - 2:1.17.2-1ubuntu9
--------------- xorg-server (2:1.17.2-1ubuntu9) wily; urgency=medium
* debian/patches/xmir.patch: - Fix FTBFS due to change in Mir headers
-- Robert Ancell <email address hidden> Wed, 30 Sep 2015 16:15:39 +1300
This bug was fixed in the package xorg-server - 2:1.17.2-1ubuntu9
---------------
xorg-server (2:1.17.2-1ubuntu9) wily; urgency=medium
* debian/ patches/ xmir.patch:
- Fix FTBFS due to change in Mir headers
-- Robert Ancell <email address hidden> Wed, 30 Sep 2015 16:15:39 +1300