Remove commented code

Author: jakobbotsch

src/coreclr/System.Private.CoreLib/src/System/Runtime/CompilerServices/AsyncHelpers.CoreCLR.cs

@@ -735,96 +735,5 @@ internal static void CompletedTask(Task task)
         {
             TaskAwaiter.ValidateEnd(task);
         }
-
-        //private class RuntimeAsyncContinuation : TaskContinuation, IThreadPoolWorkItem
-        //{
-        //    private readonly Action _act;
-        //    public RuntimeAsyncContinuation(Action act)
-        //    {
-        //        _act = act;
-        //    }
-
-        //    public void Execute() => _act();
-
-        //    internal override Delegate[]? GetDelegateContinuationsForDebugger() => [_act];
-        //    internal override void Run(Task completedTask, bool canInlineContinuationTask)
-        //    {
-        //        if (canInlineContinuationTask)
-        //        {
-        //            ref Task? currentTask = ref Task.t_currentTask;
-        //            Task? prevCurrentTask = currentTask;
-        //            try
-        //            {
-        //                if (prevCurrentTask != null)
-        //                    currentTask = null;
-
-        //                // This should call into RuntimeAsyncTask.MoveNext.
-        //                _act();
-        //            }
-        //            finally
-        //            {
-        //                if (prevCurrentTask != null)
-        //                    currentTask = prevCurrentTask;
-        //            }
-        //        }
-        //        else
-        //        {
-        //            // No stack to run RuntimeAsyncTask.MoveNext, which might
-        //            // execute arbitrary continuation code.
-        //            ThreadPool.UnsafeQueueUserWorkItemInternal(this, preferLocal: true);
-        //        }
-        //    }
-        //}
-
-        //internal struct TransparentTaskAwaiter<T> : ICriticalNotifyCompletion
-        //{
-        //    private readonly Task<T> _task;
-
-        //    internal TransparentTaskAwaiter(Task<T> task)
-        //        => _task = task;
-
-        //    public bool IsCompleted => _task.IsCompleted;
-
-        //    public T GetResult()
-        //    {
-        //        TaskAwaiter.ValidateEnd(_task);
-        //        return _task.ResultOnSuccess;
-        //    }
-
-        //    public void OnCompleted(Action continuation)
-        //    {
-        //        throw new NotSupportedException();
-        //    }
-
-        //    public void UnsafeOnCompleted(Action continuation)
-        //    {
-        //        throw new NotSupportedException();
-        //    }
-        //}
-
-        //internal struct TransparentTaskAwaiter : ICriticalNotifyCompletion
-        //{
-        //    private readonly Task _task;
-
-        //    internal TransparentTaskAwaiter(Task task)
-        //        => _task = task;
-
-        //    public bool IsCompleted => _task.IsCompleted;
-
-        //    public void GetResult()
-        //    {
-        //        TaskAwaiter.ValidateEnd(_task);
-        //    }
-
-        //    public void OnCompleted(Action continuation)
-        //    {
-        //        throw new NotSupportedException();
-        //    }
-
-        //    public void UnsafeOnCompleted(Action continuation)
-        //    {
-        //        throw new NotSupportedException();
-        //    }
-        //}
     }
 }