[metacity/cowbell] fix memory leak

[Thomas James Alexander Thurman <tthurman src gnome org>]

commit 61fbda51478c47f58a81de519c0930685c597f78
Author: Thomas Thurman <tthurman gnome org>
Date:   Mon Oct 19 15:50:56 2009 -0400

    fix memory leak

 src/ui/theme.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/ui/theme.c b/src/ui/theme.c
index a9f0812..a5d15db 100644
--- a/src/ui/theme.c
+++ b/src/ui/theme.c
@@ -455,6 +455,7 @@ cowbell_title_text (ccss_stylesheet_t *stylesheet,
   pango_layout_set_text (layout, text, -1);
 
   ccss_style_destroy (style);
+  pango_attr_list_unref (attrs);
 
   return layout;
 }