pr-13346-c3308b vs. 2412-270 / ogl-lin-mesa / spyro-depth

pr-13346-c3308b (c3308bdb) Diff 2412-270 (c770e7c2)
Failure e532d0c62aaf0c72b43bd2d35629c8bb58e842c6
Failure 21245bb7d1a325e2d29414027456b0b8fdba6c36
Failure c529a47eea954305b37d1a252051e29604b613ad