Microsoft.CodeAnalysis.GenerateMember.GenerateParameterizedMember.AbstractGenerateMethodService<TService, TSimpleNameSyntax, TExpressionSyntax, TInvocationExpressionSyntax>.TryInitializeSimpleNameState(Microsoft.CodeAnalysis.SemanticDocument, TSimpleNameSyntax, System.Threading.CancellationToken, out Microsoft.CodeAnalysis.SyntaxToken, out TExpressionSyntax, out TInvocationExpressionSyntax, out System.Boolean)