Fix Backport 1353013 - Add NewTabPagePreloading to eslint globals
Fix Backport 1353013 - Add NewTabPagePreloading to eslint globals

mozilla/activity-stream,Mardak/activity-stream,mozilla/activity-stream,Mardak/activity-stream,Mardak/activity-stream,mozilla/activity-streams,mozilla/activity-streams,mozilla/activity-stream,mozilla/activity-stream,Mardak/activity-stream