Microsoft.CodeAnalysis.GenerateMember.GenerateParameterizedMember.AbstractGenerateConversionService<TService, TSimpleNameSyntax, TExpressionSyntax, TInvocationExpressionSyntax>.TryInitializeImplicitConversionState(Microsoft.CodeAnalysis.SemanticDocument, Microsoft.CodeAnalysis.SyntaxNode, System.Collections.Generic.ISet<Microsoft.CodeAnalysis.TypeKind>, System.Threading.CancellationToken, out Microsoft.CodeAnalysis.SyntaxToken, out Microsoft.CodeAnalysis.IMethodSymbol, out Microsoft.CodeAnalysis.INamedTypeSymbol)