[gtk+/gtk-3-22] menuitem: Make a code snippet compile

[Daniel Boles <dboles src gnome org>]

commit a443b525c3fea82a5b5ecdad077554801781b3a8
Author: Timm Bäder <mail baedert org>
Date:   Wed Jan 3 14:32:44 2018 +0100

    menuitem: Make a code snippet compile

 gtk/gtkmenuitem.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkmenuitem.c b/gtk/gtkmenuitem.c
index 09f7d54..7ad1d19 100644
--- a/gtk/gtkmenuitem.c
+++ b/gtk/gtkmenuitem.c
@@ -71,6 +71,8 @@
  *
  * An example for setting markup and accelerator on a MenuItem:
  * |[<!-- language="C" -->
+ * GtkWidget *menu_item = gtk_menu_item_new_with_label ("Example Menu Item");
+ *
  * GtkWidget *child = gtk_bin_get_child (GTK_BIN (menu_item));
  * gtk_label_set_markup (GTK_LABEL (child), "<i>new label</i> with <b>markup</b>");
  * gtk_accel_label_set_accel (GTK_ACCEL_LABEL (child), GDK_KEY_1, 0);