System.Threading._ThreadPoolWaitOrTimerCallback.PerformWaitOrTimerCallback C# (CSharp) Method

        static internal void PerformWaitOrTimerCallback(Object state, bool timedOut)
        {
            _ThreadPoolWaitOrTimerCallback helper = (_ThreadPoolWaitOrTimerCallback)state; 
            BCLDebug.Assert(helper != null, "Null state passed to PerformWaitOrTimerCallback!");
            // call directly if it is an unsafe call OR EC flow is suppressed
            if (helper._executionContext == null)
            {
                WaitOrTimerCallback callback = helper._waitOrTimerCallback;
                callback(helper._state, timedOut);
            }
            else
            {
                if (timedOut)
                    ExecutionContext.Run(helper._executionContext.CreateCopy(), _ccbt, helper);
                else
                    ExecutionContext.Run(helper._executionContext.CreateCopy(), _ccbf, helper);
            }
        }    
    };