[libdazzle] tree: remove debug code

[Christian Hergert <chergert src gnome org>]

commit 6ce97f9f3e94dc878182112c82ac03a05a1feaff
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jan 9 18:52:25 2018 -0800

    tree: remove debug code

 src/tree/dzl-tree.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/src/tree/dzl-tree.c b/src/tree/dzl-tree.c
index c46921c..1aecdea 100644
--- a/src/tree/dzl-tree.c
+++ b/src/tree/dzl-tree.c
@@ -762,8 +762,6 @@ dzl_tree_row_collapsed (GtkTreeView *tree_view,
     {
       GtkTreeIter child;
 
-      g_print ("parent ref count: %d\n", G_OBJECT (node)->ref_count);
-
       if (gtk_tree_model_iter_children (model, &child, iter))
         {
           while (gtk_tree_store_remove (priv->store, &child))