simplify

src/Features/Core/Portable/CodeRefactorings/ExtractMethod/AbstractExtractMethodCodeRefactoringProvider.cs

@@ -63,14 +63,14 @@ public override async Task ComputeRefactoringsAsync(CodeRefactoringContext conte
             TextSpan textSpan,
             CancellationToken cancellationToken)
         {
-            var actions = ArrayBuilder<CodeAction>.GetInstance();
+            using var _ = ArrayBuilder<CodeAction>.GetInstance(out var actions);
             var methodAction = await ExtractMethodAsync(document, textSpan, cancellationToken).ConfigureAwait(false);
             actions.AddIfNotNull(methodAction);
 
             var localFunctionAction = await ExtractLocalFunctionAsync(document, textSpan, cancellationToken).ConfigureAwait(false);
             actions.AddIfNotNull(localFunctionAction);
 
-            return actions.ToImmutableAndFree();
+            return actions.ToImmutable();
         }
 
         private static async Task<CodeAction> ExtractMethodAsync(Document document, TextSpan textSpan, CancellationToken cancellationToken)