diff --git a/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
index 738b856..d3e0889 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
@@ -208,6 +208,13 @@ class FieldInstance extends ConfigEntityBase implements FieldInstanceInterface {
   public $original = NULL;
 
   /**
+   * The plugin manager for entities.
+   *
+   * @var \Drupal\Core\Entity\EntityManager
+   */
+  protected $entityManager;
+
+  /**
    * Constructs a FieldInstance object.
    *
    * @param array $values
@@ -272,6 +279,8 @@ public function __construct(array $values, $entity_type = 'field_instance') {
       throw new FieldException(format_string('Attempt to create an instance of field @field_id without a bundle.', array('@field_id' => $this->field->id)));
     }
 
+    $this->entityManager = \Drupal::entityManager();
+
     // 'Label' defaults to the field ID (mostly useful for field instances
     // created in tests).
     $values += array(
@@ -352,7 +361,7 @@ public function save() {
    *   In case of failures at the configuration storage level.
    */
   protected function saveNew() {
-    $instance_controller = \Drupal::entityManager()->getStorageController($this->entityType);
+    $instance_controller = $this->entityManager->getStorageController($this->entityType);
 
     // Check that the field can be attached to this entity type.
     if (!empty($this->field->entity_types) && !in_array($this->entity_type, $this->field->entity_types)) {
@@ -390,7 +399,7 @@ protected function saveNew() {
    *   In case of failures at the configuration storage level.
    */
   protected function saveUpdated() {
-    $instance_controller = \Drupal::entityManager()->getStorageController($this->entityType);
+    $instance_controller = $this->entityManager->getStorageController($this->entityType);
 
     $original = $instance_controller->loadUnchanged($this->getOriginalID());
     $this->original = $original;
@@ -538,8 +547,7 @@ public function isFieldTranslatable() {
    * {@inheritdoc}
    */
   public function uri() {
-    $entity_manager = \Drupal::entityManager();
-    $path = $entity_manager->getAdminPath($this->entity_type, $this->bundle);
+    $path = $this->entityManager->getAdminPath($this->entity_type, $this->bundle);
     return array(
       'path' => $path . '/fields/' . $this->id(),
       'options' => array(