[Bug 35718] Multiple games have extreme flicker, stutter, slowdown (Path of Exile, Roller Coaster Tycoon, Counter Strike: Global Offensive, Warframe, Crysis, Anno 1602, Splinter Cell: Blacklist)

http://bugs.winehq.org/show_bug.cgi?id=35718

--- Comment #25 from Ken Thomases  ---
Created attachment 47883
  --> http://bugs.winehq.org/attachment.cgi?id=47883
Patch to avoid thrashing the pixel format when the game didn't set one

This patch may help with the pixel format thrashing issue that affects PoE and
Anno 1602.  I don't expect it to help with CS:GO.  I'm not sure about the
others since I don't know exactly what's going on with them.