Remove now unecessary check_window_group when type changes

Author: leolost2605

src/WindowListener.vala

@@ -55,7 +55,6 @@ public class Gala.WindowListener : Object {
 
     public signal void window_workspace_changed (Meta.Window window);
     public signal void window_on_all_workspaces_changed (Meta.Window window);
-    public signal void window_type_changed (Meta.Window window);
     public signal void window_maximized_changed (Meta.Window window) {
         WindowGeometry window_geometry = {};
         window_geometry.inner = window.get_frame_rect ();
@@ -91,9 +90,6 @@ public class Gala.WindowListener : Object {
             case "on-all-workspaces":
                 window_on_all_workspaces_changed (window);
                 break;
-            case "window-type":
-                window_type_changed (window);
-                break;
             case "fullscreen":
                 window_fullscreen_changed (window);
                 break;

src/WindowManager.vala

@@ -404,13 +404,6 @@ namespace Gala {
                 InternalUtils.wait_for_window_actor_visible (window, check_window_group)
             );
 
-            WindowListener.get_default ().window_type_changed.connect ((window) => {
-                unowned var window_actor = (Meta.WindowActor) window.get_compositor_private ();
-                if (window_actor != null) {
-                    check_window_group (window_actor);
-                }
-            });
-
             stage.show ();
 
             plugin_manager.load_waiting_plugins ();