In 2008, anyone who would've said Activision would be culling the studios behind the Guitar Hero and Call of Duty franchises would've been laughed off as a lunatic. However, last month Neversoft's staff was drastically trimmed as part of a large wave of layoffs and the Guitar Hero IP handed over to Vicarious Visions. RedOctane, which Activision bought for $100 million in 2006 so it could own the Guitar Hero brand, is apparently also being prepped for all-but-complete closure. Having just finish…