[gnome-shell] closeDialog: Fix scale of dialog for x11 clients in Wayland sessions

[Florian Müllner <fmuellner src gnome org>]

commit 22cb0b002dd4eff04676c07b5e2ef35b4d5dc457
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Wed Dec 4 21:23:20 2019 +0100

    closeDialog: Fix scale of dialog for x11 clients in Wayland sessions
    
    We missed this case in b6e57a5ae8e3871161e2bdcc44e46af1cc56b2f7,
    XWayland clients obviously don't use MetaWindowWayland and thus they
    don't apply the double scaling that commit was meant to fix.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/884

 js/ui/closeDialog.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/js/ui/closeDialog.js b/js/ui/closeDialog.js
index 6ec5efefe6..86d14059a5 100644
--- a/js/ui/closeDialog.js
+++ b/js/ui/closeDialog.js
@@ -47,11 +47,11 @@ var CloseDialog = GObject.registerClass({
     }
 
     _updateScale() {
-        // Since this is a child of MetaWindowActor (which, in Wayland sessions,
+        // Since this is a child of MetaWindowActor (which, for Wayland clients,
         // applies the geometry scale factor to its children itself, see
         // meta_window_actor_set_geometry_scale()), make sure we don't apply
         // the factor twice in the end.
-        if (!Meta.is_wayland_compositor())
+        if (this._window.get_client_type() !== Meta.WindowClientType.WAYLAND)
             return;
 
         let { scaleFactor } = St.ThemeContext.get_for_stage(global.stage);