Microsoft.CodeAnalysis.ExtractMethod.AbstractExtractMethodService<TStatementSyntax, TExecutableStatementSyntax, TExpressionSyntax>.MethodExtractor.CodeGenerator<TNodeUnderContainer, TCodeGenerationOptions>.GenerateBodyForCallSiteContainerAsync(Microsoft.CodeAnalysis.SyntaxNode, Microsoft.CodeAnalysis.SyntaxNode, System.Threading.CancellationToken)