How can i view the MVC Object Model graphically

This page explains MVC result types, in part, by showing a graphic tree of that part of the object model. What tool was used to render 开发者_JS百科that graphic?

Add a Class Diagram item to your Visual Studio 2010 project in and drop your classes onto it.

It looks like a Class Diagram from the Visual Studio Class Designer:

http://msdn.microsoft.com/en-us/library/33864ckt.aspx