[gtk/function-annotations: 13/18] Annotate gsk_cairo_blur_compute_pixels as const

[Matthias Clasen <matthiasc src gnome org>]

commit 35d2646da6726509e5568d0860c1896fab9eabea
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Sep 14 13:11:42 2021 -0400

    Annotate gsk_cairo_blur_compute_pixels as const

 gsk/gskcairoblurprivate.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gsk/gskcairoblurprivate.h b/gsk/gskcairoblurprivate.h
index cd1e68758a..81d724e897 100644
--- a/gsk/gskcairoblurprivate.h
+++ b/gsk/gskcairoblurprivate.h
@@ -39,7 +39,7 @@ typedef enum {
 void            gsk_cairo_blur_surface          (cairo_surface_t *surface,
                                                  double           radius,
                                                 GskBlurFlags     flags);
-int             gsk_cairo_blur_compute_pixels   (double           radius);
+int             gsk_cairo_blur_compute_pixels   (double           radius) G_GNUC_CONST;
 
 cairo_t *       gsk_cairo_blur_start_drawing    (cairo_t         *cr,
                                                  float            radius,