This appears tot be old news, but I didn't know it. I'm not really sure what the point is. I mean it says in the article that no one brings kids there anyway. I'm all for "Grownup" stuff at WDW, but I don't really know that you need to exclude kids from a restaurant.
http://www.newsvine.com/_news/2008/01/05/1206154-disney-world-restaurant-bans-children