[pango/glyph-extents-fixes] cairo: Small fixup

[Matthias Clasen <matthiasc src gnome org>]

commit ab776f328ba3540f6607ea0a9bc72a57b607b9ac
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Oct 30 21:37:15 2021 -0400

    cairo: Small fixup
    
    cf_priv->scaled_font is initialized on demand, it may
    be NULL. So better call the getter. This was showing
    up as failure in the asan test in ci.

 pango/pangocairo-font.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/pango/pangocairo-font.c b/pango/pangocairo-font.c
index dacc61ab..503f863b 100644
--- a/pango/pangocairo-font.c
+++ b/pango/pangocairo-font.c
@@ -693,7 +693,7 @@ get_space_extents (PangoCairoFontPrivate *cf_priv,
       cairo_text_extents_t extents;
 
       c[0] = hexdigits[i];
-      cairo_scaled_font_text_extents (cf_priv->scaled_font, c, &extents);
+      cairo_scaled_font_text_extents (_pango_cairo_font_private_get_scaled_font (cf_priv), c, &extents);
       hex_width += extents.width;
     }
   width = pango_units_from_double (hex_width / 16);