diff '--color=auto' -U 5 -r -Z -B ./org/gtk/gtkbutton.c ./mod/gtk/gtkbutton.c
--- ./org/gtk/gtkbutton.c	2017-08-22 12:22:29.000000000 +0200
+++ ./mod/gtk/gtkbutton.c	2017-09-20 00:38:05.204450429 +0200
@@ -2160,10 +2160,30 @@
   gchar *new_label;

   g_return_if_fail (GTK_IS_BUTTON (button));

   priv = button->priv;
+  if (priv->image == NULL) {
+    gchar *use_this_icon = NULL;
+    if (g_strcmp0( label, _("_Select") ) == 0 || g_strcmp0( label, _("_OK") ) == 0) use_this_icon = "gtk-ok";
+    else if (g_strcmp0( label, _("_Cancel") ) == 0)  use_this_icon = "gtk-cancel";
+    else if (g_strcmp0( label, _("_Close") ) == 0)   use_this_icon = "gtk-close";
+    else if (g_strcmp0( label, _("_Yes") ) == 0)     use_this_icon = "gtk-yes";
+    else if (g_strcmp0( label, _("_No") ) == 0)      use_this_icon = "gtk-no";
+    else if (g_strcmp0( label, _("_Print") ) == 0)   use_this_icon = "gtk-print";
+    else if (g_strcmp0( label, _("Pre_view") ) == 0) use_this_icon = "gtk-print-preview";
+    else if (g_strcmp0( label, _("_Open") ) == 0)    use_this_icon = "gtk-open";
+    else if (g_strcmp0( label, _("_Save") ) == 0)    use_this_icon = "gtk-save";
+    else if (g_strcmp0( label, _("_Apply") ) == 0)   use_this_icon = "gtk-apply";
+    else if (g_strcmp0( label, _("_Stop") ) == 0)    use_this_icon = "gtk-stop";
+    else if (g_strcmp0( label, _("_Delete") ) == 0)  use_this_icon = "gtk-delete";
+    else if (g_strcmp0( label, _("_Remove") ) == 0)  use_this_icon = "gtk-remove";
+    else if (g_strcmp0( label, _("_Add") ) == 0)     use_this_icon = "gtk-add";
+    else if (g_strcmp0( label, _("_Help") ) == 0)    use_this_icon = "gtk-help";
+    if (use_this_icon)
+      g_object_set(button, "image", gtk_image_new_from_icon_name(use_this_icon, GTK_ICON_SIZE_BUTTON), NULL);
+  }

   new_label = g_strdup (label);
   g_free (priv->label_text);
   priv->label_text = new_label;

diff '--color=auto' -U 5 -r -Z -B ./org/gtk/gtkmenuitem.c ./mod/gtk/gtkmenuitem.c
--- ./org/gtk/gtkmenuitem.c	2017-08-11 21:47:18.000000000 +0200
+++ ./mod/gtk/gtkmenuitem.c	2017-09-19 20:17:55.937010353 +0200
@@ -1006,10 +1006,21 @@
  * Returns: a new #GtkMenuItem
  */
 GtkWidget*
 gtk_menu_item_new_with_mnemonic (const gchar *label)
 {
+  gchar *use_this_icon = NULL;
+  if (g_strcmp0( label, _("Copy _Link Address") ) == 0 || g_strcmp0( label, _("_Copy") ) == 0
+    || g_strcmp0( label, _("Copy URL") ) == 0)    use_this_icon = "gtk-copy";
+  else if (g_strcmp0( label, _("Cu_t") ) == 0)        use_this_icon = "gtk-cut";
+  else if (g_strcmp0( label, _("_Paste") ) == 0)      use_this_icon = "gtk-paste";
+  else if (g_strcmp0( label, _("_Delete") ) == 0)     use_this_icon = "gtk-delete";
+  else if (g_strcmp0( label, _("Select _All") ) == 0) use_this_icon = "gtk-select-all";
+  else if (g_strcmp0( label, _("_Open Link") ) == 0)  use_this_icon = "gtk-jump-to";
+  if (use_this_icon)
+    return g_object_new(GTK_TYPE_IMAGE_MENU_ITEM, "use-underline", TRUE, "label", label,
+      "image", gtk_image_new_from_icon_name(use_this_icon,GTK_ICON_SIZE_MENU), NULL);
   return g_object_new (GTK_TYPE_MENU_ITEM,
                        "use-underline", TRUE,
                        "label", label,
                        NULL);
 }