[tracker-miners] libtracker-miner: Fix circular reference

[Carlos Garnacho <carlosg src gnome org>]

commit 23f7547bff078fc80884de5a2b8ba35e2a6ebc6e
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sun Aug 30 22:41:26 2020 +0200

    libtracker-miner: Fix circular reference
    
    The GTask has an UpdateProcessingTaskContext, which has a TrackerTask
    reference, which has a GTask reference. Drop one of those references,
    so everything can be cleaned up properly.

 src/libtracker-miner/tracker-miner-fs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/libtracker-miner/tracker-miner-fs.c b/src/libtracker-miner/tracker-miner-fs.c
index 9e0e05389..2c1742545 100644
--- a/src/libtracker-miner/tracker-miner-fs.c
+++ b/src/libtracker-miner/tracker-miner-fs.c
@@ -1364,7 +1364,7 @@ item_add_or_update (TrackerMinerFS *fs,
        g_task_set_task_data (gtask, ctxt,
                              (GDestroyNotify) update_processing_task_context_free);
 
-       task = tracker_task_new (file, g_object_ref (gtask), g_object_unref);
+       task = tracker_task_new (file, gtask, NULL);
 
        ctxt->task = tracker_task_ref (task);
        tracker_task_pool_add (priv->task_pool, task);