[libmediaart] g-i: Fix annotations for MediaArt.process_file

[Jens Georg <jensgeorg src gnome org>]

commit b1da39b33801a5abca38089fd262b36a49043c01
Author: Jens Georg <mail jensge org>
Date:   Thu Oct 17 15:09:57 2013 +0200

    g-i: Fix annotations for MediaArt.process_file

 libmediaart/extract.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libmediaart/extract.c b/libmediaart/extract.c
index baed4eb..6821aa1 100644
--- a/libmediaart/extract.c
+++ b/libmediaart/extract.c
@@ -1105,7 +1105,7 @@ get_mtime_by_uri (const gchar *uri)
 
 /**
  * media_art_process_file:
- * @buffer: (allow-none): a buffer containing @file data, or %NULL
+ * @buffer: (array length=len)(allow-none): a buffer containing @file data, or %NULL
  * @len: length of @buffer, or 0
  * @type: The type of media
  * @mime: MIME type of @buffer, or %NULL