Remove non-existent PInvoke functions
Remove non-existent PInvoke functions

AlexCatarino/pythonnet,pythonnet/pythonnet,pythonnet/pythonnet,AlexCatarino/pythonnet,QuantConnect/pythonnet,AlexCatarino/pythonnet,pythonnet/pythonnet,QuantConnect/pythonnet,QuantConnect/pythonnet,AlexCatarino/pythonnet