public function rebootSessionDriver()
 {
     $driver = $this->mink->getSession('silex')->getDriver();
     if ($driver instanceof KernelDriver) {
         $driver->reboot($this->manager->getBootedApplication());
     }
 }
 /**
  * Initializes initializer.
  *
  * @param ApplicationManager $kernelManager
  */
 public function __construct(ApplicationManager $kernelManager)
 {
     $this->kernel = $kernelManager->getBootedApplication();
     $this->manager = $kernelManager;
 }