silverstripe-framework/src/Control/NullHTTPRequest.php

<?php

namespace SilverStripe\Control;

/**
 * Implements the "Null Object" pattern for a missing http request.
 * Set on controllers on construction time, typically overwritten
 * by {@link Controller->handleRequest()} and {@link Controller->handleAction()} later on.
 */
class NullHTTPRequest extends HTTPRequest
{

    public function __construct()
    {
        parent::__construct(null, null);
    }
}