private static Tuple<int, DTE2> CreateDteInstanceWithActivator()
{
Source.TraceEvent(TraceEventType.Verbose, 1, "Creating Visual Studio (devenv.exe) instance via COM.");
var dteType = Type.GetTypeFromProgID("VisualStudio.DTE.12.0", true);
return Tuple.Create(-1, (DTE2)Activator.CreateInstance(dteType, true));
}