[libpeas] Remove use of deprecated gtk_widget_{push, pop}_composite_child()

[Garrett Regier <gregier src gnome org>]

commit c2f2567789d3e4dcbed8f90732e4a3e46b1e4789
Author: Garrett Regier <garrettregier gmail com>
Date:   Fri Jun 14 10:44:27 2013 -0700

    Remove use of deprecated gtk_widget_{push,pop}_composite_child()

 libpeas-gtk/peas-gtk-plugin-manager.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/libpeas-gtk/peas-gtk-plugin-manager.c b/libpeas-gtk/peas-gtk-plugin-manager.c
index 5306bcd..ed7e0ed 100644
--- a/libpeas-gtk/peas-gtk-plugin-manager.c
+++ b/libpeas-gtk/peas-gtk-plugin-manager.c
@@ -489,9 +489,7 @@ peas_gtk_plugin_manager_constructed (GObject *object)
   if (pm->priv->view == NULL)
     pm->priv->view = peas_gtk_plugin_manager_view_new (pm->priv->engine);
 
-  gtk_widget_push_composite_child ();
   gtk_container_add (GTK_CONTAINER (pm->priv->sw), pm->priv->view);
-  gtk_widget_pop_composite_child ();
 
   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (pm->priv->view));