Revert "treeviewcolumn: Don't leak button"

This reverts commit 2c28c627c1527d4ee2dfc4d3805f7afc482049e2.

See following commits: the real problem is setting priv->button to NULL
soon after this, so this just makes that wrong decision look more right.

https://bugzilla.gnome.org/show_bug.cgi?id=788614

diff --git a/gtk/gtktreeviewcolumn.c b/gtk/gtktreeviewcolumn.c
index 8e30dfe675c8a7cbe25d09c7f26f21370cd1e51d..7076153f5b392b48fee522632dfd49b28eb30c49 100644 (file)
--- a/gtk/gtktreeviewcolumn.c
+++ b/gtk/gtktreeviewcolumn.c
@@ -1334,7 +1334,6 @@ _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column)
   if (priv->tree_view)
     {
       gtk_container_remove (GTK_CONTAINER (priv->tree_view), priv->button);
-      g_clear_object (&priv->button);
     }
   if (priv->property_changed_signal)
     {