Microsoft.CodeAnalysis.AddImport.AbstractAddImportsService<TCompilationUnitSyntax, TNamespaceDeclarationSyntax, TUsingOrAliasSyntax, TExternSyntax>.Rewrite(TExternSyntax[], TUsingOrAliasSyntax[], TUsingOrAliasSyntax[], TUsingOrAliasSyntax[], Microsoft.CodeAnalysis.SyntaxNode, Microsoft.CodeAnalysis.SyntaxNode, Microsoft.CodeAnalysis.SyntaxNode, Microsoft.CodeAnalysis.SyntaxNode, Microsoft.CodeAnalysis.AddImport.AddImportPlacementOptions, Microsoft.CodeAnalysis.SyntaxNode, System.Threading.CancellationToken)