[libdazzle] tree: plug leak of GIcon and emblem list

[Christian Hergert <chergert src gnome org>]

commit 4638e8e65a31d4ac3f40e2bf00abb0fb4c5a9612
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jul 28 00:27:09 2018 -0700

    tree: plug leak of GIcon and emblem list

 src/tree/dzl-tree-node.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/tree/dzl-tree-node.c b/src/tree/dzl-tree-node.c
index f53d8a3..4c99bb1 100644
--- a/src/tree/dzl-tree-node.c
+++ b/src/tree/dzl-tree-node.c
@@ -722,8 +722,12 @@ dzl_tree_node_finalize (GObject *object)
   DzlTreeNode *self = DZL_TREE_NODE (object);
 
   g_clear_object (&self->item);
+  g_clear_object (&self->gicon);
   dzl_clear_pointer (&self->text, g_free);
 
+  g_list_free_full (self->emblems, g_free);
+  self->emblems = NULL;
+
   dzl_clear_weak_pointer (&self->tree);
   dzl_clear_weak_pointer (&self->parent);