diff --git a/core/lib/Drupal/Core/Entity/EntityStorageControllerBase.php b/core/lib/Drupal/Core/Entity/EntityStorageControllerBase.php
index 475688e..f303f79 100644
--- a/core/lib/Drupal/Core/Entity/EntityStorageControllerBase.php
+++ b/core/lib/Drupal/Core/Entity/EntityStorageControllerBase.php
@@ -137,23 +137,6 @@ protected function cacheSet($entities) {
   }
 
   /**
-   * {@inheritdoc}
-   */
-  public function invokeFieldMethod($method, EntityInterface $entity) {
-    // Only act on content entities.
-    if (!($entity instanceof ContentEntityInterface)) {
-      return;
-    }
-
-    foreach (array_keys($entity->getTranslationLanguages()) as $langcode) {
-      $translation = $entity->getTranslation($langcode);
-      foreach ($translation as $field) {
-        $field->$method();
-      }
-    }
-  }
-
-  /**
    * Invokes a hook on behalf of the entity.
    *
    * @param string $hook
@@ -169,30 +152,4 @@ protected function invokeHook($hook, EntityInterface $entity) {
     module_invoke_all('entity_' . $hook, $entity, $this->entityType);
   }
 
-  /**
-   * Checks translation statuses and invoke the related hooks if needed.
-   *
-   * @param \Drupal\Core\Entity\EntityInterface $entity
-   *   The entity being saved.
-   */
-  protected function invokeTranslationHooks(EntityInterface $entity) {
-    // Only act on content entities.
-    if (!($entity instanceof ContentEntityInterface)) {
-      return;
-    }
-    $translations = $entity->getTranslationLanguages(FALSE);
-    $original_translations = $entity->original->getTranslationLanguages(FALSE);
-    $all_translations = array_keys($translations + $original_translations);
-
-    // Notify modules of translation insertion/deletion.
-    foreach ($all_translations as $langcode) {
-      if (isset($translations[$langcode]) && !isset($original_translations[$langcode])) {
-        $this->invokeHook('translation_insert', $entity->getTranslation($langcode));
-      }
-      elseif (!isset($translations[$langcode]) && isset($original_translations[$langcode])) {
-        $this->invokeHook('translation_delete', $entity->getTranslation($langcode));
-      }
-    }
-  }
-
 }
diff --git a/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerBase.php b/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerBase.php
index 71d91a4..f16d863 100644
--- a/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerBase.php
+++ b/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerBase.php
@@ -303,11 +303,37 @@ public function onFieldItemsPurge(EntityInterface $entity, FieldInstanceInterfac
    */
   public function onFieldPurge(FieldInterface $field) { }
 
+  /**
+   * Checks translation statuses and invoke the related hooks if needed.
+   *
+   * @param \Drupal\Core\Entity\ContentEntityInterface $entity
+   *   The entity being saved.
+   */
+  protected function invokeTranslationHooks(ContentEntityInterface $entity) {
+    $translations = $entity->getTranslationLanguages(FALSE);
+    $original_translations = $entity->original->getTranslationLanguages(FALSE);
+    $all_translations = array_keys($translations + $original_translations);
+
+    // Notify modules of translation insertion/deletion.
+    foreach ($all_translations as $langcode) {
+      if (isset($translations[$langcode]) && !isset($original_translations[$langcode])) {
+        $this->invokeHook('translation_insert', $entity->getTranslation($langcode));
+      }
+      elseif (!isset($translations[$langcode]) && isset($original_translations[$langcode])) {
+        $this->invokeHook('translation_delete', $entity->getTranslation($langcode));
+      }
+    }
+  }
 
   /**
-   * {@inheritdoc}
+   * Invokes a method on the Field objects within an entity.
+   *
+   * @param string $method
+   *   The method name.
+   * @param \Drupal\Core\Entity\ContentEntityInterface $entity
+   *   The entity object.
    */
-  public function invokeFieldMethod($method, EntityInterface $entity) {
+  protected function invokeFieldMethod($method, ContentEntityInterface $entity) {
     foreach (array_keys($entity->getTranslationLanguages()) as $langcode) {
       $translation = $entity->getTranslation($langcode);
       foreach ($translation as $field) {
diff --git a/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerInterface.php b/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerInterface.php
index 428b563..a52a5ad 100644
--- a/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerInterface.php
+++ b/core/lib/Drupal/Core/Entity/FieldableEntityStorageControllerInterface.php
@@ -122,14 +122,4 @@ public function onFieldItemsPurge(EntityInterface $entity, FieldInstanceInterfac
    */
   public function onFieldPurge(FieldInterface $field);
 
-  /**
-   * Invokes a method on the Field objects within an entity.
-   *
-   * @param string $method
-   *   The method name.
-   * @param \Drupal\Core\Entity\EntityInterface $entity
-   *   The entity object.
-   */
-  public function invokeFieldMethod($method, EntityInterface $entity);
-
 }