[gnome-shell] kbdA11yDialog: Remove styleClass argument from DialogContent params

[Florian Müllner <fmuellner src gnome org>]

commit 7388e4006a81d7d2c5b070f0fd79d0db1863f26f
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Mon Jan 27 22:19:31 2020 +0100

    kbdA11yDialog: Remove styleClass argument from DialogContent params
    
    The MessageDialogContent class does not have a styleClass param, also
    using the "access-dialog" css class doesn't make sense for this dialog,
    so just remove that param.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/962

 js/ui/kbdA11yDialog.js | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/js/ui/kbdA11yDialog.js b/js/ui/kbdA11yDialog.js
index 158f293673..9114b951e7 100644
--- a/js/ui/kbdA11yDialog.js
+++ b/js/ui/kbdA11yDialog.js
@@ -49,10 +49,8 @@ class KbdA11yDialog extends GObject.Object {
             return;
         }
 
-        let contentParams = { title, description, styleClass: 'access-dialog' };
-        let content = new Dialog.MessageDialogContent(contentParams);
-
-        dialog.contentLayout.add_actor(content);
+        let content = new Dialog.MessageDialogContent({ title, description });
+        dialog.contentLayout.add_child(content);
 
         dialog.addButton({ label: enabled ? _("Leave On") : _("Turn On"),
                            action: () => {