C# Definition:

/// <summary>
/// http://msdn.microsoft.com/en-us/library/bb775620(VS.85).aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid(FileSystemBrowserConstant.ComGuid.IFolderFilterSite)]
internal interface IFolderFilterSite
{
    [PreserveSig]
    void SetFilter([In]IFolderFilter folderFilter);
}

VB Definition:

<ComImport> _
<Guid("TODO")> _
'TODO: Insert <InterfaceType(ComInterfaceType.InterfaceIsIUnknown)> _ if this doesn't derive from IDispatch
Interface IFolderFilterSite
   TODO
End Interface

User-Defined Types:

None.

Notes:

None.