> $response_headers The response headers associated with the error. */ public function __construct( $message = '', $code = 0, $error_identifier = '', $previous = null, $missing_licenses = [], array $response_headers = [] ) { $this->missing_licenses = $missing_licenses; parent::__construct( $message, $code, $error_identifier, $previous, $response_headers ); } /** * Gets the missing plugin licences. * * @return string[] The missing plugin licenses. */ public function get_missing_licenses() { return $this->missing_licenses; } }