[gnome-games] glchess: set the about dialog as modal

[Robert Ancell <rancell src gnome org>]

commit 325a3f5090e274ca93a6edb00a09a1b8abf2215e
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Mar 30 17:34:59 2011 -0400

    glchess: set the about dialog as modal
    
    https://bugzilla.gnome.org/show_bug.cgi?id=646276

 glchess/src/glchess.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/glchess/src/glchess.vala b/glchess/src/glchess.vala
index 0de03b9..44eded5 100644
--- a/glchess/src/glchess.vala
+++ b/glchess/src/glchess.vala
@@ -1355,6 +1355,7 @@ public class Application
 
         about_dialog = new Gtk.AboutDialog ();
         about_dialog.transient_for = window;
+        about_dialog.modal = true;
         about_dialog.name = "glchess";
         about_dialog.version = Config.VERSION;
         about_dialog.copyright = "Copyright 2010 Robert Ancell <robert ancell gmail com>";