diff --git a/core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Core/Entity/CustomBlock.php b/core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Core/Entity/CustomBlock.php
index 3c1dce6..deabda4 100644
--- a/core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Core/Entity/CustomBlock.php
+++ b/core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Core/Entity/CustomBlock.php
@@ -123,20 +123,6 @@ class CustomBlock extends EntityNG implements CustomBlockInterface {
   /**
    * {@inheritdoc}
    */
-  public function id() {
-    return $this->id->value;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function bundle() {
-    return $this->type->value;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
   public function createDuplicate() {
     $duplicate = parent::createDuplicate();
     $duplicate->revision_id->value = NULL;