[pango] Drop last use of deprecated G_CONST_RETURN

[Colin Walters <walters src gnome org>]

commit 13bc45cdc7de772cde80dc4d5f58fef251229e1b
Author: Colin Walters <walters verbum org>
Date:   Fri Dec 7 09:23:17 2012 -0500

    Drop last use of deprecated G_CONST_RETURN
    
    This was blowing up the cogl build since it uses G_DISABLE_DEPRECATED.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=689843

 pango/pango-fontmap.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/pango/pango-fontmap.h b/pango/pango-fontmap.h
index 0f028ba..d5ba166 100644
--- a/pango/pango-fontmap.h
+++ b/pango/pango-fontmap.h
@@ -89,7 +89,7 @@ struct _PangoFontMapClass
   void (*_pango_reserved3) (void);
 };
 
-G_CONST_RETURN char   *pango_font_map_get_shape_engine_type (PangoFontMap *fontmap);
+const char   *pango_font_map_get_shape_engine_type (PangoFontMap *fontmap);
 
 #endif /* PANGO_ENABLE_BACKEND */