diff --git a/gtk2_ardour/windows_vst_plugin_ui.cc b/gtk2_ardour/windows_vst_plugin_ui.cc
index 6288ba50e1..0652168f5b 100644
--- a/gtk2_ardour/windows_vst_plugin_ui.cc
+++ b/gtk2_ardour/windows_vst_plugin_ui.cc
@@ -50,10 +50,6 @@ WindowsVSTPluginUI::package (Gtk::Window& win)
 {
 	VSTPluginUI::package (win);
 
-	/* This assumes that the window's owner understands the XEmbed protocol */
-
-	_socket.add_id (fst_get_XID (_vst->state ()));
-
 	fst_move_window_into_view (_vst->state ());
 
 	return 0;
diff --git a/gtk2_ardour/windows_vst_plugin_ui.h b/gtk2_ardour/windows_vst_plugin_ui.h
index 646d0c2993..7b23f2cb33 100644
--- a/gtk2_ardour/windows_vst_plugin_ui.h
+++ b/gtk2_ardour/windows_vst_plugin_ui.h
@@ -25,8 +25,6 @@ public:
 	WindowsVSTPluginUI (boost::shared_ptr<ARDOUR::PluginInsert>, boost::shared_ptr<ARDOUR::VSTPlugin>);
 	~WindowsVSTPluginUI ();
 
-	gint get_preferred_height ();
-	gint get_preferred_width ();
 	bool start_updating (GdkEventAny*) { return false; }
 	bool stop_updating (GdkEventAny*) { return false; }