[nautilus] search: fix leaked display_name

[Cosimo Cecchi <cosimoc src gnome org>]

commit d319bf353c04f71f720ec680f0fda04a6e8f768d
Author: Pavel Vasin <rat4vier gmail com>
Date:   Fri Aug 24 11:05:49 2012 +0400

    search: fix leaked display_name
    
    https://bugzilla.gnome.org/show_bug.cgi?id=682603

 .../nautilus-search-directory-file.c               |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/libnautilus-private/nautilus-search-directory-file.c b/libnautilus-private/nautilus-search-directory-file.c
index ae9228d..9b22c9d 100644
--- a/libnautilus-private/nautilus-search-directory-file.c
+++ b/libnautilus-private/nautilus-search-directory-file.c
@@ -190,6 +190,8 @@ nautilus_search_directory_file_update_display_name (NautilusSearchDirectoryFile
 	if (changed) {
 		nautilus_file_emit_changed (file);
 	}
+
+	g_free (display_name);
 }
 
 static void