[pango] adding allow-none introspection metadata to pango_matrix_get_font_scale_factor

[Alberto Ruiz <aruiz src gnome org>]

commit f811e4de18034dd8c6ef2bbd6895aa3e4d3deb3c
Author: Alberto Ruiz <aruiz gnome org>
Date:   Mon Apr 25 16:58:20 2011 +0100

    adding allow-none introspection metadata to pango_matrix_get_font_scale_factor

 pango/pango-matrix.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/pango/pango-matrix.c b/pango/pango-matrix.c
index d2864fd..50a4c80 100644
--- a/pango/pango-matrix.c
+++ b/pango/pango-matrix.c
@@ -188,7 +188,7 @@ pango_matrix_concat (PangoMatrix       *matrix,
 
 /**
  * pango_matrix_get_font_scale_factor:
- * @matrix: a #PangoMatrix, may be %NULL
+ * @matrix: (allow-none): a #PangoMatrix, may be %NULL
  *
  * Returns the scale factor of a matrix on the height of the font.
  * That is, the scale factor in the direction perpendicular to the