APPLIED: [PATCH] ACPI / video: skip evaluating _DOD when it does not exist

[Seth Forshee]

On Tue, Oct 18, 2016 at 12:18:57PM -0700, Alex Hung wrote:
> Some system supports hybrid graphics and its discrete VGA
> does not have any connectors and therefore has no _DOD method.
> 
> BugLink: http://bugs.launchpad.net/bugs/1634607
> 
> Signed-off-by: Alex Hung <alex.hung at canonical.com>
> Reviewed-by: Aaron Lu <aaron.lu at intel.com>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki at intel.com>
> (cherry picked from commit e34fbbac669de0b7fb7803929d0477f35f6e2833)
> Signed-off-by: Alex Hung <alex.hung at canonical.com>

Applied to xenial.