[tracker] libtracker-miner: Plug leak

[Carlos Garnacho <carlosg src gnome org>]

commit 903b82919e8204d1bf7f6a071b4a200db499c6d5
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sun Sep 9 12:14:08 2018 +0200

    libtracker-miner: Plug leak

 src/libtracker-miner/tracker-miner-proxy.c | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/src/libtracker-miner/tracker-miner-proxy.c b/src/libtracker-miner/tracker-miner-proxy.c
index 49ebbc3fc..0e47395aa 100644
--- a/src/libtracker-miner/tracker-miner-proxy.c
+++ b/src/libtracker-miner/tracker-miner-proxy.c
@@ -846,6 +846,9 @@ tracker_miner_proxy_initable_init (GInitable     *initable,
                          G_CALLBACK (miner_resumed_cb), proxy);
        g_signal_connect (priv->miner, "progress",
                          G_CALLBACK (miner_progress_cb), proxy);
+
+       g_object_unref (domain_ontology);
+
        return TRUE;
 }