[gtk+/rendering-cleanup] Add missing cairo_destroy() call

[Kristian Rietveld <kristian src gnome org>]

commit 4ac7226e70b359f6a77c481a3320d190a1e1dce9
Author: Kristian Rietveld <kris gtk org>
Date:   Sun Aug 8 18:02:35 2010 +0200

    Add missing cairo_destroy() call

 gtk/gtkcolorbutton.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkcolorbutton.c b/gtk/gtkcolorbutton.c
index a164caf..0ec88ab 100644
--- a/gtk/gtkcolorbutton.c
+++ b/gtk/gtkcolorbutton.c
@@ -315,6 +315,8 @@ expose_event (GtkWidget      *widget,
       cairo_pattern_destroy (checkered);
     }
 
+  cairo_destroy (cr);
+
   return FALSE;
 }