i915: Remove unused IS_MOBILE macro

Inspired by Damien's recent libdrm changes.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
1 file changed