diff -u b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/Field.php b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/Field.php
--- b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/Field.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/Field.php
@@ -509,8 +509,6 @@
    *   - description
    *   - columns
    *   - module
-   *   - entity_type
-   *   - bundle
    */
   public function getFieldDefinition(FieldInstance $instance = NULL) {
     $field_definition = array(
@@ -525,8 +523,6 @@
       'description' => $instance ? $instance->description : '',
       'columns' => $this['columns'],
       'module' => $this->module,
-      'entity_type' => $instance ? $instance->entity_type : NULL,
-      'bundle' => $instance ? $instance->bundle: NULL,
     );
     return $field_definition;
   }