__construct(\Magento\PageCache\Model\Config $config, \Magento\Framework\App\PageCache\Version $version, \Magento\Framework\App\PageCache\Kernel $kernel, \Magento\Framework\App\State $state)
addDebugHeader(ResponseHttp $response, $name, $value, $replace=false)
aroundDispatch(\Magento\Framework\App\FrontControllerInterface $subject, \Closure $proceed, \Magento\Framework\App\RequestInterface $request)
addDebugHeaders(ResponseHttp $result)