Minor update in HostFunction
Minor update in HostFunction

fholm/IronJS,hnafar/IronJS,xamarin/IronJS,fholm/IronJS,hnafar/IronJS,hnafar/IronJS,fholm/IronJS,xamarin/IronJS,fholm/IronJS,hnafar/IronJS,hnafar/IronJS,xamarin/IronJS,xamarin/IronJS