[mutter] clutter/stage: Rename parameters to match documentation

[Jonas Ådahl <jadahl src gnome org>]

commit ed4b80cee59c5dc96912b9d3d594b066c6275aeb
Author: Robert Mader <robert mader posteo de>
Date:   Wed Mar 18 02:43:47 2020 +0100

    clutter/stage: Rename parameters to match documentation
    
    To silence warnings during GIR generation.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1133

 clutter/clutter/clutter-stage.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/clutter/clutter/clutter-stage.h b/clutter/clutter/clutter-stage.h
index f60bb3a8c..19de749b9 100644
--- a/clutter/clutter/clutter-stage.h
+++ b/clutter/clutter/clutter-stage.h
@@ -233,8 +233,8 @@ CLUTTER_EXPORT
 gboolean clutter_stage_capture (ClutterStage          *stage,
                                 gboolean               paint,
                                 cairo_rectangle_int_t *rect,
-                                ClutterCapture       **captures,
-                                int                   *n_captures);
+                                ClutterCapture       **out_captures,
+                                int                   *out_n_captures);
 CLUTTER_EXPORT
 ClutterStageView * clutter_stage_get_view_at (ClutterStage *stage,
                                               float         x,