private static string ResolveClrNamespace (string xmlns)
{
if (String.IsNullOrEmpty (xmlns))
return null;
int start = xmlns.IndexOf ("clr-namespace:");
if (start < 0)
return null;
start += "clr-namespace:".Length;
int end = xmlns.IndexOf (';', start);
if (end == -1)
end = xmlns.Length;
return xmlns.Substring (start, end - start);
}