fix parent zoom and remove dead code
fix parent zoom and remove dead code

a-morales/kwm,akdor1154/kwm,cHoco/kwm,cHoco/kwm,koekeishiya/kwm,a-morales/kwm,akdor1154/kwm,a-morales/kwm,akdor1154/kwm,koekeishiya/kwm,cHoco/kwm,koekeishiya/kwm