[gdl] add workaround (for a GI bug) to the js example

[Johannes Schmid <jhs src gnome org>]

commit 99df77ab9abf5f96ee78e123bb0b4e2fdc041528
Author: Abderrahim Kitouni <a kitouni gmail com>
Date:   Wed Dec 29 22:35:34 2010 +0100

    add workaround (for a GI bug) to the js example

 gdl/test-dock.js |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/gdl/test-dock.js b/gdl/test-dock.js
index 49e23f0..176805a 100755
--- a/gdl/test-dock.js
+++ b/gdl/test-dock.js
@@ -33,7 +33,18 @@ function create_text_item () {
 function create_styles_item (dock) {
 	function create_style_button (dock, box, group, style, style_text) {
 		current_style = dock.master.switcher_style;
+		/* This won't work because of a bug in G-I, a workaround is below
+
 		button1 = new Gtk.RadioButton.with_label_from_widget (group, style_text);
+		*/
+
+		if (group == null) {
+			button1 = new Gtk.RadioButton ();
+		} else {
+			button1 = group.new_with_label_from_widget (style_text);
+		}
+		/* end workaround */
+
 		button1.show ();
 		button1.__style_id = style;
 		if (current_style == style) {