remove legacy login impression events
remove legacy login impression events

anandaroop/force,anandaroop/force,oxaudo/force,anandaroop/force,eessex/force,damassi/force,eessex/force,damassi/force,izakp/force,anandaroop/force,damassi/force,damassi/force,artsy/force-public,erikdstock/force,oxaudo/force,artsy/force,yuki24/force,joeyAghion/force,artsy/force-public,artsy/force,izakp/force,yuki24/force,erikdstock/force,eessex/force,eessex/force,yuki24/force,joeyAghion/force,erikdstock/force,artsy/force,joeyAghion/force,artsy/force,erikdstock/force,yuki24/force,oxaudo/force,izakp/force,oxaudo/force,izakp/force,joeyAghion/force