[gimp] app: file_utils_file_get_ext() now returns an allocated string

[Michael Natterer <mitch src gnome org>]

commit ba0057175645646a463bfad9931c9f9c7492cd9a
Author: Michael Natterer <mitch gimp org>
Date:   Tue Jul 8 09:10:29 2014 +0200

    app: file_utils_file_get_ext() now returns an allocated string

 app/file/file-procedure.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/app/file/file-procedure.c b/app/file/file-procedure.c
index 6d0dba9..850dcbb 100644
--- a/app/file/file-procedure.c
+++ b/app/file/file-procedure.c
@@ -326,9 +326,7 @@ file_proc_find_by_extension (GSList   *procs,
                              gboolean  skip_magic,
                              gboolean  uri_procs_only)
 {
-  const gchar *ext;
-
-  ext = file_utils_file_get_ext (file);
+  gchar *ext = file_utils_file_get_ext (file);
 
   if (ext)
     {