Fixes an error where preventDefault would be called on an event object without that function
Fixes an error where preventDefault would be called on an event object without that function

AndreasHae/iD,kartta-labs/iD,kartta-labs/iD,ngageoint/hootenanny-ui,morray/iD,digidem/iD,AndreasHae/iD,ngageoint/hootenanny-ui,kartta-labs/iD,openstreetmap/iD,digidem/iD,ngageoint/hootenanny-ui,openstreetmap/iD,openstreetmap/iD,AndreasHae/iD,morray/iD