MenuLinkInterface

class \Drupal\Core\Menu\InaccessibleMenuLink extends \Drupal\Core\Menu\MenuLinkBase
class \Drupal\Core\Menu\MenuLinkBase implements \Drupal\Core\Menu\MenuLinkInterface extends \Drupal\Core\Plugin\PluginBase
class \Drupal\Core\Menu\MenuLinkDefault implements \Drupal\Core\Plugin\ContainerFactoryPluginInterface extends \Drupal\Core\Menu\MenuLinkBase
class \Drupal\Tests\Core\Menu\DynamicMenuLinkMock extends \Drupal\Tests\Core\Menu\MenuLinkMock
class \Drupal\Tests\Core\Menu\MenuLinkMock extends \Drupal\Core\Menu\MenuLinkBase
class \Drupal\devel\Plugin\Menu\DestinationMenuLink extends \Drupal\Core\Menu\MenuLinkDefault
class \Drupal\devel\Plugin\Menu\RouteDetailMenuLink extends \Drupal\Core\Menu\MenuLinkDefault
class \Drupal\user\Plugin\Menu\LoginLogoutMenuLink extends \Drupal\Core\Menu\MenuLinkDefault

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.