diff --git a/core/lib/Drupal/Core/Controller/HtmlFormController.php b/core/lib/Drupal/Core/Controller/HtmlFormController.php
index 8b3e70a..1b570b3 100644
--- a/core/lib/Drupal/Core/Controller/HtmlFormController.php
+++ b/core/lib/Drupal/Core/Controller/HtmlFormController.php
@@ -56,7 +56,7 @@ public function content(Request $request, $_form) {
     $form_state = array();
     $request->attributes->set('form', array());
     $request->attributes->set('form_state', $form_state);
-    $args = $this->container->get('controller_resolver')->getArguments($request, array($form_object, 'buildForm'));
+    $args = $this->container->get('controlFieldItemListler_resolver')->getArguments($request, array($form_object, 'buildForm'));
     $request->attributes->remove('form');
     $request->attributes->remove('form_state');
 
diff --git a/core/lib/Drupal/Core/Entity/Field/FieldItemList.php b/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
index 8dca7b1..3ca0758 100644
--- a/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
+++ b/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
@@ -167,13 +167,6 @@ public function __get($property_name) {
   }
 
   /**
-   * Implements \Drupal\Core\Entity\Field\FieldItemListInterface::get().
-   */
-  public function get($property_name) {
-    return $this->first()->get($property_name);
-  }
-
-  /**
    * Implements \Drupal\Core\Entity\Field\FieldItemListInterface::__set().
    */
   public function __set($property_name, $value) {
diff --git a/core/lib/Drupal/Core/Entity/Field/FieldItemListInterface.php b/core/lib/Drupal/Core/Entity/Field/FieldItemListInterface.php
index 300de8f..0bf8951 100644
--- a/core/lib/Drupal/Core/Entity/Field/FieldItemListInterface.php
+++ b/core/lib/Drupal/Core/Entity/Field/FieldItemListInterface.php
@@ -77,13 +77,6 @@ public function defaultAccess($operation = 'view', AccountInterface $account = N
   public function filterEmptyValues();
 
   /**
-   * Gets a property object from the first field item.
-   *
-   * @see \Drupal\Core\Entity\Field\FieldItemInterface::get()
-   */
-  public function get($property_name);
-
-  /**
    * Magic method: Gets a property value of to the first field item.
    *
    * @see \Drupal\Core\Entity\Field\FieldItemInterface::__get()