Sweeping !32346 from 21.2 to 21.9. Make customSeqGetter avaliable outside FlavorTagDiscriminants (!32462) · Merge requests · atlas / athena · GitLab

Atlas Nightlybuild requested to merge cherry-pick-912f02eea9-21.9 into 21.9 Apr 29, 2020

Make customSeqGetter avaliable outside FlavorTagDiscriminants

See merge request !32346 (merged)