xserver-xorg-video-intel-dbg 2:2.99.917-1~exp1ubuntu2build1 (i386 binary) in ubuntu vivid

 This driver provides support for the Intel i8xx and i9xx family of chipsets,
 including i810, i815, i830, i845, i855, i865, i915, and i945 series chips.
 .
 This package provides debugging symbols for this Xorg X driver.