Base:
method
DetermineArgumentType
Microsoft.CodeAnalysis.GenerateType.AbstractGenerateTypeService<TService, TSimpleNameSyntax, TObjectCreationExpressionSyntax, TExpressionSyntax, TTypeDeclarationSyntax, TArgumentSyntax>.DetermineArgumentType(Microsoft.CodeAnalysis.SemanticModel, TArgumentSyntax, System.Threading.CancellationToken)