[tracker] libtracker-extract: Fix double free

[Carlos Garnacho <carlosg src gnome org>]

commit e3ca8f36d46eb5618b8ba2d9a51bb8a65590db89
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Dec 17 14:25:37 2015 +0100

    libtracker-extract: Fix double free
    
    We're giving ownership of the GError to the task, no need to free
    here.

 src/libtracker-extract/tracker-extract-client.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-extract/tracker-extract-client.c b/src/libtracker-extract/tracker-extract-client.c
index c993055..8d3425a 100644
--- a/src/libtracker-extract/tracker-extract-client.c
+++ b/src/libtracker-extract/tracker-extract-client.c
@@ -416,7 +416,6 @@ get_metadata_fast_async (GDBusConnection *connection,
                g_task_return_error (task, error);
 
                g_object_unref (fd_list);
-               g_error_free (error);
 
                /* FIXME: Close pipes? */