Issue #1992302 by larowlan: Fixed CustomBlock bundle() and id() needlessly...

Issue #1992302 by larowlan: Fixed CustomBlock bundle() and id() needlessly rely on EntityNG getters .

core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Core/Entity/CustomBlock.php

@@ -120,20 +120,6 @@ class CustomBlock extends EntityNG implements CustomBlockInterface {
    */
   protected $theme;
 
-  /**
-   * {@inheritdoc}
-   */
-  public function id() {
-    return $this->id->value;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function bundle() {
-    return $this->type->value;
-  }
-
   /**
    * {@inheritdoc}
    */