C# (CSharp) WixToolset.VisualStudioExtension WixHelperMethods.VerifyNonNullArgument - 6 examples found. These are the top rated real world C# (CSharp) examples of WixToolset.VisualStudioExtension.WixHelperMethods.VerifyNonNullArgument extracted from open source projects. You can rate examples to help us improve the quality of examples.