iOS Question GoogleMapsExtra AddPolygon

'Adds a polyline with the given points
Public Sub AddPolyline (Points As List, StrokeColor As Int, StrokeWidth As Int)
    Dim path As NativeObject = no.RunMethod("createPath:", Array(Points))
    Dim polyline As NativeObject
    polyline = polyline.Initialize("GMSPolyline").RunMethod("polylineWithPath:", Array(path))
    polyline.SetField("map", gm)
    polyline.SetField("strokeWidth", StrokeWidth)
    polyline.SetField("strokeColor", polyline.ColorToUIColor(StrokeColor))
End Sub