[cheese] Fix memory leak in cheese_thumb_view_monitor_cb()

[David King <davidk src gnome org>]

commit 74902aefe4ccaaf622f532f3bbf2d2dbad49a3a9
Author: David King <amigadave amigadave com>
Date:   Fri Nov 15 14:42:52 2013 +0000

    Fix memory leak in cheese_thumb_view_monitor_cb()

 src/thumbview/cheese-thumb-view.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/thumbview/cheese-thumb-view.c b/src/thumbview/cheese-thumb-view.c
index 585db99..d53d73a 100644
--- a/src/thumbview/cheese-thumb-view.c
+++ b/src/thumbview/cheese-thumb-view.c
@@ -425,6 +425,8 @@ cheese_thumb_view_monitor_cb (GFileMonitor     *file_monitor,
         }
         g_dir_close (dir_photos);
       }
+
+      g_free (filename);
       break;
     }