[cheese] Allow headerbar to appear on all desktops

[David King <davidk src gnome org>]

commit e42a3e55d4d82984779ce8a86aaa805897c9e438
Author: esoleyman <emil soleyman com>
Date:   Wed Aug 12 12:22:01 2020 -0500

    Allow headerbar to appear on all desktops
    
    Removed gtk_dialogs_use_header() and accompanying code to allow the
    headerbar to appear in GNOME as well as other desktops. Tested with
    XFCE and it works as expected.
    
    https://gitlab.gnome.org/GNOME/cheese/-/issues/62

 src/cheese-window.vala | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)
---
diff --git a/src/cheese-window.vala b/src/cheese-window.vala
index bded2b54..e2264fdf 100644
--- a/src/cheese-window.vala
+++ b/src/cheese-window.vala
@@ -123,14 +123,8 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
         GLib.Object (application: application);
 
         header_bar = header_bar_ui.get_object ("header_bar") as Gtk.HeaderBar;
-
-        Gtk.Settings settings = Gtk.Settings.get_default ();
-
-        if (settings.gtk_dialogs_use_header)
-        {
-            header_bar.visible = true;
-            this.set_titlebar (header_bar);
-        }
+        header_bar.visible = true;
+        this.set_titlebar (header_bar);
     }
 
     private void set_window_title (string title)