[nautilus/wip/antoniof/gtk4-preparation-step-properties-cleanup: 2/10] file-conflict-dialog: Set 18px margin as per HIG

[António Fernandes <antoniof src gnome org>]

commit c18f40a4792dc0ab920136f6d3e9fb277eed8bcd
Author: António Fernandes <antoniof gnome org>
Date:   Sun Jan 24 02:31:00 2021 +0000

    file-conflict-dialog: Set 18px margin as per HIG
    
    Also, remove 2 usages of GtkContainer:border-width, which is going to
    help with porting to GTK4.

 src/nautilus-file-conflict-dialog.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/src/nautilus-file-conflict-dialog.c b/src/nautilus-file-conflict-dialog.c
index a27a5be88..d9750ae66 100644
--- a/src/nautilus-file-conflict-dialog.c
+++ b/src/nautilus-file-conflict-dialog.c
@@ -291,7 +291,6 @@ nautilus_file_conflict_dialog_init (NautilusFileConflictDialog *fcd)
     hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
     dialog_area = gtk_dialog_get_content_area (dialog);
     gtk_box_pack_start (GTK_BOX (dialog_area), hbox, FALSE, FALSE, 0);
-    gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
 
     /* Setup the dialog image */
     widget = gtk_image_new_from_icon_name ("dialog-warning",
@@ -381,8 +380,7 @@ nautilus_file_conflict_dialog_init (NautilusFileConflictDialog *fcd)
     gtk_widget_grab_focus (fcd->replace_button);
 
     /* Setup HIG properties */
-    gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
-    gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (dialog)), 14);
+    g_object_set (dialog_area, "margin", 18, NULL);
     gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
 
     gtk_widget_show_all (dialog_area);