These shouldn't be called in hot loops at all, and mostly aren't anymore anyway. Definining them outside of a header allows removing the `BKE_customdata.hh` include from `BKE_mesh.hh`.
These shouldn't be called in hot loops at all, and mostly aren't anymore anyway. Definining them outside of a header allows removing the `BKE_customdata.hh` include from `BKE_mesh.hh`.