Base:
method
UpdateMethodAfterGenerationAsync
Microsoft.CodeAnalysis.ExtractMethod.AbstractExtractMethodService<TStatementSyntax, TExecutableStatementSyntax, TExpressionSyntax>.MethodExtractor.CodeGenerator<TNodeUnderContainer, TCodeGenerationOptions>.UpdateMethodAfterGenerationAsync(Microsoft.CodeAnalysis.SemanticDocument, Microsoft.CodeAnalysis.IMethodSymbol, System.Threading.CancellationToken)