[gnome-bluetooth] test-client: Drop GtkToolbar usage

[Bastien Nocera <hadess src gnome org>]

commit 414a6b898c876332513e3d31dcb0a965f8cef52c
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Wed Oct 27 13:58:08 2021 -0300

    test-client: Drop GtkToolbar usage
    
    Replace it by a GtkBox with a button. GtkToolbar doesn't exist in
    GTK4 anymore.

 lib/test-client.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)
---
diff --git a/lib/test-client.c b/lib/test-client.c
index 5bff9d20..b9e1ec70 100644
--- a/lib/test-client.c
+++ b/lib/test-client.c
@@ -135,7 +135,7 @@ static void create_window(void)
        GtkWidget *window;
        GtkWidget *vbox;
        GtkWidget *toolbar;
-       GtkToolItem *item;
+       GtkWidget *refresh_button;
        GtkWidget *scrolled;
        GtkWidget *tree;
        GtkTreeModel *model;
@@ -150,13 +150,12 @@ static void create_window(void)
        vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
        gtk_window_set_child(GTK_WINDOW(window), vbox);
 
-       toolbar = gtk_toolbar_new();
-       gtk_toolbar_set_show_arrow(GTK_TOOLBAR(toolbar), FALSE);
+       toolbar = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
        gtk_box_append(GTK_BOX(vbox), toolbar);
 
-       item = gtk_tool_button_new (gtk_image_new_from_icon_name ("view-refresh"), NULL);
-       gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
-       g_signal_connect(item, "clicked", G_CALLBACK(scan_callback), NULL);
+       refresh_button = gtk_button_new_from_icon_name ("view-refresh");
+       gtk_box_append(GTK_BOX(toolbar), refresh_button);
+       g_signal_connect(refresh_button, "clicked", G_CALLBACK(scan_callback), NULL);
 
        scrolled = gtk_scrolled_window_new(NULL, NULL);
        gtk_widget_set_vexpand(scrolled, TRUE);