System.Net.Connection.AbortOrDisassociate C# (CSharp) Method

        internal bool AbortOrDisassociate(HttpWebRequest request, WebException webException)
        {
            GlobalLog.Enter("Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate", "request#" + ValidationHelper.HashString(request));
            GlobalLog.ThreadContract(ThreadKinds.Unknown, "Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate()");

            ConnectionReturnResult result = null;
            lock(this)
            {
                int idx = m_WriteList.IndexOf(request);
                // If the request is in the submission AND this is the first request we have to abort the connection,
                // Otheriwse we simply disassociate it from the current connection.
                if (idx == -1)
                {
                    idx = m_WaitList.IndexOf(request);
                    // If idx == -1 then the request must be already dispatched and the response stream is drained
                    // If so then we let request.Abort() to deal with this situation.
                    //
                    if (idx != -1)
                    {
                        m_WaitList.RemoveAt(idx);
                    }
                    GlobalLog.Leave("Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate()", "Request was wisassociated");
                    return true;
                }
                else if (idx != 0)
                {
                    // Make this connection Keep-Alive=false, remove the request and do not close the connection
                    // When the active request completes, the rest of the pipeline (minus aborted request) will be resubmitted.
                    m_WriteList.RemoveAt(idx);
                    m_KeepAlive = false;
                    GlobalLog.Leave("Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate()", "Request was Disassociated from the Write List, idx = " + idx);
                    return true;
                }

#if DEBUG
                try
                {
#endif
                m_KeepAlive = false;
                if (webException != null && m_InnerException == null)
                {
                    m_InnerException = webException;
                    m_Error = webException.Status;
                }
                else
                {
                    m_Error = WebExceptionStatus.RequestCanceled;
                }

                PrepareCloseConnectionSocket(ref result);
                // Hard Close the socket.
                Close(0);
#if DEBUG
                }
                catch (Exception exception)
                {
                    t_LastStressException = exception;
                    if (!NclUtilities.IsFatal(exception)){
                        GlobalLog.Assert("Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate()", exception.Message);
                    }
                }
#endif
            }
            ConnectionReturnResult.SetResponses(result);
            GlobalLog.Leave("Connection#" + ValidationHelper.HashString(this) + "::AbortOrDisassociate()", "Connection Aborted");
            return false;
        }