minor spacing tweak
diff --git a/src/hb-ot-layout-gsub-table.hh b/src/hb-ot-layout-gsub-table.hh
index ea82b08..2f41d67 100644
--- a/src/hb-ot-layout-gsub-table.hh
+++ b/src/hb-ot-layout-gsub-table.hh
@@ -1575,8 +1575,8 @@
hb_face_t *face) const;
void closure_lookups (hb_face_t *face,
- const hb_set_t *glyphs,
- hb_set_t *lookup_indexes /* IN/OUT */) const
+ const hb_set_t *glyphs,
+ hb_set_t *lookup_indexes /* IN/OUT */) const
{ GSUBGPOS::closure_lookups<SubstLookup> (face, glyphs, lookup_indexes); }
typedef GSUBGPOS::accelerator_t<GSUB> accelerator_t;