Menu as config entity

menus-1814916-85.patch

diff --git a/core/modules/system/lib/Drupal/system/Plugin/Core/Entity/Menu.php b/core/modules/system/lib/Drupal/system/Plugin/Core/Entity/Menu.php
new file mode 100644
index 0000000..7e3ceb0
--- /dev/null
+++ b/core/modules/system/lib/Drupal/system/Plugin/Core/Entity/Menu.php
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\system\Plugin\Core\Entity\Menu.
+ */
+
+namespace Drupal\system\Plugin\Core\Entity;
+
+use Drupal\Core\Config\Entity\ConfigEntityBase;
+use Drupal\Core\Annotation\Plugin;
+use Drupal\Core\Annotation\Translation;
+
+/**
+ * Defines the Menu configuration entity class.
+ *
+ * @Plugin(
+ *   id = "menu",
+ *   label = @Translation("Menu"),
+ *   module = "system",
+ *   controller_class = "Drupal\Core\Config\Entity\ConfigStorageController",
+ *   config_prefix = "menu.menu",
+ *   entity_keys = {
+ *     "id" = "id",
+ *     "label" = "label",
+ *     "uuid" = "uuid"
+ *   }
+ * )
+ */
+class Menu extends ConfigEntityBase {
+
+  /**
+   * The menu machine name.
+   *
+   * @var string
+   */
+  public $id;
+
+  /**
+   * The menu UUID.
+   *
+   * @var string
+   */
+  public $uuid;
+
+  /**
+   * The human-readable name of the menu entity.
+   *
+   * @var string
+   */
+  public $label;
+
+  /**
+   * The menu description.
+   *
+   * @var string
+   */
+  public $description;
+
+}