MarkBase         1395 third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh     case MarkBase:		return TRACE_RETURN (u.markBase.dispatch (c));
MarkBase         1413 third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh     case MarkBase:		return TRACE_RETURN (u.markBase.sanitize (c));