[gtk+] accel label: Add diagrams to CSS documentation

[Matthias Clasen <matthiasc src gnome org>]

commit fc0a222350d64908b1e6738e579bb6edfb28fef4
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Nov 3 13:39:14 2015 -0500

    accel label: Add diagrams to CSS documentation

 gtk/gtkaccellabel.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkaccellabel.c b/gtk/gtkaccellabel.c
index d94b7a4..5b03a68 100644
--- a/gtk/gtkaccellabel.c
+++ b/gtk/gtkaccellabel.c
@@ -97,6 +97,11 @@
  *
  * # CSS nodes
  *
+ * |[<!-- language="plain" -->
+ * label
+ * ╰── accelerator
+ * ]|
+ *
  * Like #GtkLabel, GtkAccelLabel has a main CSS node with the name label.
  * It adds a subnode with name accelerator.
  */