fix ar_virtual delegate error
fix ar_virtual delegate error

raised a class not defined error when delegating to a nil
and nil is not allowed.
(we don't do this, but best to fix just incase)

agrare/manageiq,fbladilo/manageiq,mzazrivec/manageiq,chessbyte/manageiq,hstastna/manageiq,gerikis/manageiq,djberg96/manageiq,yaacov/manageiq,syncrou/manageiq,tzumainn/manageiq,d-m-u/manageiq,jrafanie/manageiq,ailisp/manageiq,fbladilo/manageiq,jameswnl/manageiq,billfitzgerald0120/manageiq,borod108/manageiq,jrafanie/manageiq,romanblanco/manageiq,juliancheal/manageiq,aufi/manageiq,gerikis/manageiq,ManageIQ/manageiq,tinaafitz/manageiq,hstastna/manageiq,yaacov/manageiq,mresti/manageiq,hstastna/manageiq,israel-hdez/manageiq,mresti/manageiq,kbrock/manageiq,syncrou/manageiq,tinaafitz/manageiq,matobet/manageiq,ailisp/manageiq,mkanoor/manageiq,tzumainn/manageiq,durandom/manageiq,fbladilo/manageiq,ManageIQ/manageiq,gerikis/manageiq,ilackarms/manageiq,billfitzgerald0120/manageiq,jameswnl/manageiq,pkomanek/manageiq,agrare/manageiq,billfitzgerald0120/manageiq,lpichler/manageiq,jntullo/manageiq,branic/manageiq,pkomanek/manageiq,mresti/manageiq,mfeifer/manageiq,romanblanco/manageiq,chessbyte/manageiq,kbrock/manageiq,durandom/manageiq,andyvesel/manageiq,romaintb/manageiq,pkomanek/manageiq,andyvesel/manageiq,NickLaMuro/manageiq,syncrou/manageiq,jrafanie/manageiq,jntullo/manageiq,kbrock/manageiq,mzazrivec/manageiq,jntullo/manageiq,chessbyte/manageiq,mkanoor/manageiq,durandom/manageiq,branic/manageiq,josejulio/manageiq,d-m-u/manageiq,aufi/manageiq,romaintb/manageiq,djberg96/manageiq,romanblanco/manageiq,matobet/manageiq,lpichler/manageiq,mresti/manageiq,yaacov/manageiq,andyvesel/manageiq,jameswnl/manageiq,NaNi-Z/manageiq,aufi/manageiq,mfeifer/manageiq,israel-hdez/manageiq,NickLaMuro/manageiq,matobet/manageiq,josejulio/manageiq,lpichler/manageiq,chessbyte/manageiq,durandom/manageiq,skateman/manageiq,josejulio/manageiq,mfeifer/manageiq,jvlcek/manageiq,romanblanco/manageiq,lpichler/manageiq,romaintb/manageiq,gmcculloug/manageiq,agrare/manageiq,jvlcek/manageiq,pkomanek/manageiq,skateman/manageiq,ilackarms/manageiq,jrafanie/manageiq,d-m-u/manageiq,mzazrivec/manageiq,matobet/manageiq,branic/manageiq,jameswnl/manageiq,NaNi-Z/manageiq,ManageIQ/manageiq,borod108/manageiq,djberg96/manageiq,borod108/manageiq,NaNi-Z/manageiq,mkanoor/manageiq,djberg96/manageiq,yaacov/manageiq,billfitzgerald0120/manageiq,tzumainn/manageiq,ilackarms/manageiq,ilackarms/manageiq,mzazrivec/manageiq,hstastna/manageiq,tzumainn/manageiq,mkanoor/manageiq,aufi/manageiq,branic/manageiq,juliancheal/manageiq,skateman/manageiq,borod108/manageiq,ailisp/manageiq,fbladilo/manageiq,syncrou/manageiq,romaintb/manageiq,skateman/manageiq,juliancheal/manageiq,gmcculloug/manageiq,NaNi-Z/manageiq,gmcculloug/manageiq,gmcculloug/manageiq,mfeifer/manageiq,israel-hdez/manageiq,tinaafitz/manageiq,israel-hdez/manageiq,d-m-u/manageiq,ailisp/manageiq,NickLaMuro/manageiq,jvlcek/manageiq,josejulio/manageiq,kbrock/manageiq,agrare/manageiq,tinaafitz/manageiq,NickLaMuro/manageiq,ManageIQ/manageiq,andyvesel/manageiq,romaintb/manageiq,gerikis/manageiq,jntullo/manageiq,jvlcek/manageiq,romaintb/manageiq,juliancheal/manageiq