Add a test case to test whether some hooks are still scheduled even if the transaction is reenabled with TS_EVENT_HTTP_ERROR. It seems that only the SEND_RESPONSE hooks are still scheduled.
Add a test case to test whether some hooks are still scheduled even if the transaction is reenabled with TS_EVENT_HTTP_ERROR. It seems that only the SEND_RESPONSE hooks are still scheduled.

zeb209/web_stuff,zeb209/web_stuff,zeb209/web_stuff,zeb209/web_stuff,zeb209/web_stuff