This undoes the property call folding from #6656. It complicates the private property transforms, since they boil down to `map.set(this, vlaue)` and we definitely don't want the next call define a property on the map. /cc @Andarist
This undoes the property call folding from #6656. It complicates the private property transforms, since they boil down to `map.set(this, vlaue)` and we definitely don't want the next call define a property on the map. /cc @Andarist