[tracker] tracker-extract: fix use of g_strreverse()

[Aleksander Morgado <aleksm src gnome org>]

commit 13e8eedf7900353fd62893b7bd0cc7d8a52c7465
Author: Aleksander Morgado <aleksander lanedo com>
Date:   Wed Sep 15 17:32:51 2010 +0200

    tracker-extract: fix use of g_strreverse()

 src/tracker-extract/tracker-extract.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract.c b/src/tracker-extract/tracker-extract.c
index 00b948c..b7ab633 100644
--- a/src/tracker-extract/tracker-extract.c
+++ b/src/tracker-extract/tracker-extract.c
@@ -405,7 +405,8 @@ get_file_metadata (TrackerExtract         *extract,
 		 * if we have lots of patterns with wildcards.
 		 * We are assuming here that mime_used is ASCII always, so
 		 * we avoid g_utf8_strreverse() */
-		reversed = g_strreverse (mime_used);
+		reversed = g_strdup (mime_used);
+		g_strreverse (reversed);
 		length = strlen (mime_used);
 
 		for (i = 0; i < priv->specific_extractors->len; i++) {