Owner's CanZoom doesn't get reset when weapon is dropped or removed

[grande1900]

addons/arc-9/lua/weapons/arc9_base/sh_init.lua:247:

function SWEP:OnDrop()
    self:EndLoop()
    self:KillShield()
    self:InvalidateCache()
    self:SetReady(false)
end

function SWEP:OnRemove()
    self:EndLoop()
    if SERVER then
        self:KillShield()
    end
end

and additionally OnRemove and OnDrop can't use GetOwner