Removed some more commented-out code from ages ago from area_unix.go.
Removed some more commented-out code from ages ago from area_unix.go.

janstk/ui,beni55/ui,robbiev/ui,beni55/ui,ProtonMail/ui,janstk/ui,ProtonMail/ui,mirrr/ui,ProtonMail/ui,mirrr/ui,HunterChen/ui,UIKit0/ui,cainiaocome/ui,mirrr/ui,292388900/ui,UIKit0/ui,hajimehoshi/ui,cainiaocome/ui,hajimehoshi/ui,HunterChen/ui,292388900/ui,robbiev/ui,beni55/ui,HunterChen/ui,robbiev/ui,cainiaocome/ui,292388900/ui,janstk/ui,UIKit0/ui,hajimehoshi/ui