Chicago - Video game publisher Midway Games (NYSE: MWY) announced on Monday that Shari Redstone, daughter of Viacom head Sumner Redstone, has resigned as chairman of the company. Redstone had been chairman of the company since last December. She will be succeeded by Peter C. Brown, who has served on Midway's board since 2005 and also serves as chairman, president and CEO of Viacom's AMC Entertainment.