[libdazzle] graphing: plug leak of timestamps

[Christian Hergert <chergert src gnome org>]

commit cbc4413519c34e219ac3346379a596e97926727a
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jul 28 02:59:24 2018 -0700

    graphing: plug leak of timestamps

 src/graphing/dzl-graph-model.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/graphing/dzl-graph-model.c b/src/graphing/dzl-graph-model.c
index b8f1326..be15e73 100644
--- a/src/graphing/dzl-graph-model.c
+++ b/src/graphing/dzl-graph-model.c
@@ -448,6 +448,7 @@ dzl_graph_view_model_finalize (GObject *object)
   DzlGraphModelPrivate *priv = dzl_graph_view_model_get_instance_private (self);
 
   dzl_clear_pointer (&priv->columns, g_ptr_array_unref);
+  g_clear_object (&priv->timestamps);
 
   G_OBJECT_CLASS (dzl_graph_view_model_parent_class)->finalize (object);
 }