Issue #2183923 by tim.plunkett: Break the circular dependency in EntityManager.

core/core.services.yml

@@ -188,6 +188,9 @@ services:
   entity.manager:
     class: Drupal\Core\Entity\EntityManager
     arguments: ['@container.namespaces', '@service_container', '@module_handler', '@cache.cache', '@language_manager', '@string_translation']
+  entity.form_builder:
+    class: Drupal\Core\Entity\EntityFormBuilder
+    arguments: ['@entity.manager', '@form_builder']
   plugin.manager.field.field_type:
     class: Drupal\Core\Field\FieldTypePluginManager
     arguments: ['@container.namespaces', '@cache.field', '@language_manager', '@module_handler']

core/includes/entity.inc

@@ -442,31 +442,6 @@ function entity_access_controller($entity_type) {
     ->getAccessController($entity_type);
 }
 
-/**
- * Returns the built and processed entity form for the given entity.
- *
- * @param \Drupal\Core\Entity\EntityInterface $entity
- *   The entity to be created or edited.
- * @param string $operation
- *   (optional) The operation identifying the form variation to be returned.
- * @param array $form_state
- *   (optional) An associative array containing the current state of the form.
- *   Use this to pass additional information to the form, such as the langcode.
- *   @code
- *   $form_state['langcode'] = $langcode;
- *   $form = entity_get_form($entity, 'default', $form_state);
- *   @endcode
- *
- * @return array
- *   The processed form for the given entity and operation.
- *
- * @deprecated Use \Drupal::entityManager()->getForm() or _entity_form from a
- *   routing.yml file instead of a page callback.
- */
-function entity_get_form(EntityInterface $entity, $operation = 'default', array $form_state = array()) {
-  return \Drupal::entityManager()->getForm($entity, $operation, $form_state);
-}
-
 /**
  * Returns an entity list controller for a given entity type.
  *

core/lib/Drupal/Core/Controller/ControllerBase.php

@@ -39,6 +39,13 @@ abstract class ControllerBase implements ContainerInjectionInterface {
    */
   protected $entityManager;
 
+  /**
+   * The entity form builder.
+   *
+   * @var \Drupal\Core\Entity\EntityFormBuilderInterface
+   */
+  protected $entityFormBuilder;
+
   /**
    * The language manager.
    *
@@ -122,6 +129,19 @@ protected function entityManager() {
     return $this->entityManager;
   }
 
+  /**
+   * Retrieves the entity form builder.
+   *
+   * @return \Drupal\Core\Entity\EntityFormBuilderInterface
+   *   The entity form builder.
+   */
+  protected function entityFormBuilder() {
+    if (!$this->entityFormBuilder) {
+      $this->entityFormBuilder = $this->container()->get('entity.form_builder');
+    }
+    return $this->entityFormBuilder;
+  }
+
   /**
    * Returns the requested cache bin.
    *

core/lib/Drupal/Core/Entity/EntityFormBuilder.php

+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Core\Entity\EntityFormBuilder.
+ */
+
+namespace Drupal\Core\Entity;
+
+use Drupal\Core\Form\FormBuilderInterface;
+
+/**
+ * Builds entity forms.
+ */
+class EntityFormBuilder implements EntityFormBuilderInterface {
+
+  /**
+   * The entity manager.
+   *
+   * @var \Drupal\Core\Entity\EntityManagerInterface
+   */
+  protected $entityManager;
+
+  /**
+   * The form builder.
+   *
+   * @var \Drupal\Core\Form\FormBuilderInterface
+   */
+  protected $formBuilder;
+
+  /**
+   * Constructs a new EntityFormBuilder.
+   *
+   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
+   *   The entity manager.
+   * @param \Drupal\Core\Form\FormBuilderInterface $form_builder
+   *   The form builder.
+   */
+  public function __construct(EntityManagerInterface $entity_manager, FormBuilderInterface $form_builder) {
+    $this->entityManager = $entity_manager;
+    $this->formBuilder = $form_builder;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getForm(EntityInterface $entity, $operation = 'default', array $form_state = array()) {
+    $controller = $this->entityManager->getFormController($entity->getEntityTypeId(), $operation);
+    $controller->setEntity($entity);
+
+    $form_state['build_info']['callback_object'] = $controller;
+    $form_state['build_info']['base_form_id'] = $controller->getBaseFormID();
+    $form_state['build_info'] += array('args' => array());
+
+    return $this->formBuilder->buildForm($controller->getFormId(), $form_state);
+  }
+
+}

core/lib/Drupal/Core/Entity/EntityFormBuilderInterface.php

+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Core\Entity\EntityFormBuilderInterface.
+ */
+
+namespace Drupal\Core\Entity;
+
+/**
+ * Builds entity forms.
+ */
+interface EntityFormBuilderInterface {
+
+  /**
+   * Returns the built and processed entity form for the given entity.
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $entity
+   *   The entity to be created or edited.
+   * @param string $operation
+   *   (optional) The operation identifying the form variation to be returned.
+   *   Defaults to 'default'.
+   * @param array $form_state
+   *   (optional) An associative array containing the current state of the form.
+   *   Use this to pass additional information to the form, such as the
+   *   langcode. Defaults to an empty array.
+   *
+   * @code
+   *   $form_state['langcode'] = $langcode;
+   *   $form = \Drupal::service('entity.form_builder')->getForm($entity, 'default', $form_state);
+   * @endcode
+   *
+   * @return array
+   *   The processed form for the given entity and operation.
+   */
+  public function getForm(EntityInterface $entity, $operation = 'default', array $form_state = array());
+
+}

core/lib/Drupal/Core/Entity/EntityManager.php

@@ -279,22 +279,6 @@ public function getController($entity_type, $controller_type, $controller_class_
     return $this->controllers[$controller_type][$entity_type];
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function getForm(EntityInterface $entity, $operation = 'default', array $form_state = array()) {
-    $form_state['build_info'] = isset($form_state['build_info']) ? $form_state['build_info'] : array();
-    $controller = $this->getFormController($entity->getEntityTypeId(), $operation);
-    $controller->setEntity($entity);
-    $form_state['build_info'] += array(
-      'callback_object' => $controller,
-      'base_form_id' => $controller->getBaseFormID(),
-      'args' => array(),
-    );
-    $form_id = $controller->getFormID();
-    return \Drupal::formBuilder()->buildForm($form_id, $form_state);
-  }
-
   /**
    * {@inheritdoc}
    */

core/lib/Drupal/Core/Entity/EntityManagerInterface.php

@@ -185,30 +185,6 @@ public function hasController($entity_type, $controller_type);
    */
   public function getController($entity_type, $controller_type);
 
-  /**
-   * Returns the built and processed entity form for the given entity.
-   *
-   * @param \Drupal\Core\Entity\EntityInterface $entity
-   *   The entity to be created or edited.
-   * @param string $operation
-   *   (optional) The operation identifying the form variation to be returned.
-   *   Defaults to 'default'.
-   * @param array $form_state
-   *   (optional) An associative array containing the current state of the form.
-   *   Use this to pass additional information to the form, such as the
-   *   langcode. Defaults to an empty array.
-   *
-   * @code
-   *   $form_state['langcode'] = $langcode;
-   *   $manager = \Drupal::entityManager();
-   *   $form = $manager->getForm($entity, 'default', $form_state);
-   * @endcode
-   *
-   * @return array
-   *   The processed form for the given entity and operation.
-   */
-  public function getForm(EntityInterface $entity, $operation = 'default', array $form_state = array());
-
   /**
    * Get the bundle info of an entity type.
    *

core/modules/aggregator/lib/Drupal/aggregator/Controller/AggregatorController.php

@@ -55,12 +55,11 @@ public static function create(ContainerInterface $container) {
    *   A form array as expected by drupal_render().
    */
   public function feedAdd() {
-    $entity_manager = $this->entityManager();
-    $feed = $entity_manager->getStorageController('aggregator_feed')
+    $feed = $this->entityManager()->getStorageController('aggregator_feed')
       ->create(array(
         'refresh' => 3600,
       ));
-    return $entity_manager->getForm($feed);
+    return $this->entityFormBuilder()->getForm($feed);
   }
 
   /**

core/modules/block/custom_block/lib/Drupal/custom_block/Controller/CustomBlockController.php

@@ -16,13 +16,6 @@
 
 class CustomBlockController extends ControllerBase {
 
-  /**
-   * The entity manager.
-   *
-   * @var \Drupal\Component\Plugin\PluginManagerInterface
-   */
-  protected $entityManager;
-
   /**
    * The custom block storage controller.
    *
@@ -43,7 +36,6 @@ class CustomBlockController extends ControllerBase {
   public static function create(ContainerInterface $container) {
     $entity_manager = $container->get('entity.manager');
     return new static(
-      $entity_manager,
       $entity_manager->getStorageController('custom_block'),
       $entity_manager->getStorageController('custom_block_type')
     );
@@ -52,17 +44,14 @@ public static function create(ContainerInterface $container) {
   /**
    * Constructs a CustomBlock object.
    *
-   * @param \Drupal\Component\Plugin\PluginManagerInterface $entity_manager
-   *   The entity manager.
    * @param \Drupal\Core\Entity\EntityStorageControllerInterface $custom_block_storage
    *   The custom block storage controller.
    * @param \Drupal\Core\Entity\EntityStorageControllerInterface $custom_block_type_storage
    *   The custom block type storage controller.
    */
-  public function __construct(PluginManagerInterface $entity_manager, EntityStorageControllerInterface $custom_block_storage, EntityStorageControllerInterface $custom_block_type_storage) {
+  public function __construct(EntityStorageControllerInterface $custom_block_storage, EntityStorageControllerInterface $custom_block_type_storage) {
     $this->customBlockStorage = $custom_block_storage;
     $this->customBlockTypeStorage = $custom_block_type_storage;
-    $this->entityManager = $entity_manager;
   }
 
   /**
@@ -107,7 +96,7 @@ public function addForm(CustomBlockTypeInterface $custom_block_type, Request $re
       // newly created block in the given theme.
       $block->setTheme($theme);
     }
-    return $this->entityManager->getForm($block);
+    return $this->entityFormBuilder()->getForm($block);
   }
 
   /**

core/modules/block/lib/Drupal/block/Controller/BlockAddController.php

@@ -30,7 +30,7 @@ public function blockAddConfigureForm($plugin_id, $theme) {
     // Create a block entity.
     $entity = $this->entityManager()->getStorageController('block')->create(array('plugin' => $plugin_id, 'theme' => $theme));
 
-    return $this->entityManager()->getForm($entity);
+    return $this->entityFormBuilder()->getForm($entity);
   }
 
 }

core/modules/comment/comment.module

@@ -603,7 +603,7 @@ function comment_add(EntityInterface $entity, $field_name = 'comment', $pid = NU
     'pid' => $pid,
   );
   $comment = entity_create('comment', $values);
-  return \Drupal::entityManager()->getForm($comment);
+  return \Drupal::service('entity.form_builder')->getForm($comment);
 }
 
 /**

core/modules/comment/lib/Drupal/comment/Controller/CommentController.php

@@ -270,7 +270,7 @@ public function getReplyForm(Request $request, $entity_type, $entity_id, $field_
       'entity_type' => $entity->getEntityTypeId(),
       'field_id' => $entity->getEntityTypeId() . '__' . $field_name,
     ));
-    $build['comment_form'] = $this->entityManager()->getForm($comment);
+    $build['comment_form'] = $this->entityFormBuilder()->getForm($comment);
 
     return $build;
   }

core/modules/config/tests/config_test/lib/Drupal/config_test/ConfigTestController.php

@@ -28,7 +28,7 @@ class ConfigTestController extends ControllerBase {
    *   A form array as expected by drupal_render().
    */
   public function edit(ConfigTest $config_test) {
-    $form = $this->entityManager()->getForm($config_test);
+    $form = $this->entityFormBuilder()->getForm($config_test);
     $form['#title'] = String::format('Edit %label', array('%label' => $config_test->label()));
     return $form;
   }

core/modules/contact/lib/Drupal/contact/Controller/ContactController.php

@@ -90,7 +90,7 @@ public function contactSitePage(CategoryInterface $contact_category = NULL) {
         'category' => $contact_category->id(),
       ));
 
-    $form = $this->entityManager()->getForm($message);
+    $form = $this->entityFormBuilder()->getForm($message);
     $form['#title'] = String::checkPlain($contact_category->label());
     return $form;
   }
@@ -115,7 +115,7 @@ public function contactPersonalPage(UserInterface $user) {
       'recipient' => $user->id(),
     ));
 
-    $form = $this->entityManager()->getForm($message);
+    $form = $this->entityFormBuilder()->getForm($message);
     $form['#title'] = $this->t('Contact @username', array('@username' => $user->getUsername()));
     return $form;
   }

core/modules/content_translation/content_translation.pages.inc

@@ -189,7 +189,7 @@ function content_translation_add_page(EntityInterface $entity, Language $source
   $form_state['content_translation']['source'] = $source;
   $form_state['content_translation']['target'] = $target;
   $form_state['content_translation']['translation_form'] = !$entity->access('update');
-  return \Drupal::entityManager()->getForm($entity, 'default', $form_state);
+  return \Drupal::service('entity.form_builder')->getForm($entity, 'default', $form_state);
 }
 
 /**
@@ -210,7 +210,7 @@ function content_translation_edit_page(EntityInterface $entity, Language $langua
   $language = !empty($language) ? $language : language(Language::TYPE_CONTENT);
   $form_state['langcode'] = $language->id;
   $form_state['content_translation']['translation_form'] = TRUE;
-  return \Drupal::entityManager()->getForm($entity, 'default', $form_state);
+  return \Drupal::service('entity.form_builder')->getForm($entity, 'default', $form_state);
 }
 
 /**

core/modules/forum/lib/Drupal/forum/Controller/ForumController.php

@@ -157,7 +157,7 @@ public function addForum() {
       'vid' => $vid,
       'forum_controller' => 0,
     ));
-    return $this->entityManager()->getForm($taxonomy_term, 'forum');
+    return $this->entityFormBuilder()->getForm($taxonomy_term, 'forum');
   }
 
   /**
@@ -172,7 +172,7 @@ public function addContainer() {
       'vid' => $vid,
       'forum_container' => 1,
     ));
-    return $this->entityManager()->getForm($taxonomy_term, 'container');
+    return $this->entityFormBuilder()->getForm($taxonomy_term, 'container');
   }
 
 }

core/modules/menu/lib/Drupal/menu/Controller/MenuController.php

@@ -54,7 +54,7 @@ public function addLink(MenuInterface $menu) {
       'plid' => 0,
       'menu_name' => $menu->id(),
     ));
-    return $this->entityManager()->getForm($menu_link);
+    return $this->entityFormBuilder()->getForm($menu_link);
   }
 
   /**

core/modules/node/lib/Drupal/node/Controller/NodeController.php

@@ -72,7 +72,7 @@ public function add(NodeTypeInterface $node_type) {
       'langcode' => $langcode ? $langcode : $this->languageManager()->getCurrentLanguage()->id,
     ));
 
-    $form = $this->entityManager()->getForm($node);
+    $form = $this->entityFormBuilder()->getForm($node);
 
     return $form;
   }

core/modules/options/lib/Drupal/options/Tests/OptionsFieldTest.php

@@ -35,7 +35,7 @@ public static function getInfo() {
   function testUpdateAllowedValues() {
     // All three options appear.
     $entity = entity_create('entity_test');
-    $form = \Drupal::entityManager()->getForm($entity);
+    $form = \Drupal::service('entity.form_builder')->getForm($entity);
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][1]), 'Option 1 exists');
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][2]), 'Option 2 exists');
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][3]), 'Option 3 exists');
@@ -61,7 +61,7 @@ function testUpdateAllowedValues() {
     $this->field->settings['allowed_values'] = array(2 => 'Two');
     $this->field->save();
     $entity = entity_create('entity_test');
-    $form = \Drupal::entityManager()->getForm($entity);
+    $form = \Drupal::service('entity.form_builder')->getForm($entity);
     $this->assertTrue(empty($form[$this->fieldName]['widget'][1]), 'Option 1 does not exist');
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][2]), 'Option 2 exists');
     $this->assertTrue(empty($form[$this->fieldName]['widget'][3]), 'Option 3 does not exist');
@@ -72,7 +72,7 @@ function testUpdateAllowedValues() {
     // The entity holds an outdated field object with the old allowed values
     // setting, so we need to reintialize the entity object.
     $entity = entity_create('entity_test');
-    $form = \Drupal::entityManager()->getForm($entity);
+    $form = \Drupal::service('entity.form_builder')->getForm($entity);
     $this->assertTrue(empty($form[$this->fieldName]['widget'][1]), 'Option 1 does not exist');
     $this->assertTrue(empty($form[$this->fieldName]['widget'][2]), 'Option 2 does not exist');
     $this->assertTrue(empty($form[$this->fieldName]['widget'][3]), 'Option 3 does not exist');
@@ -93,7 +93,7 @@ function testUpdateAllowedValues() {
       ))
       ->save();
     $entity = entity_create('entity_test');
-    $form = \Drupal::entityManager()->getForm($entity);
+    $form = \Drupal::service('entity.form_builder')->getForm($entity);
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][1]), 'Option 1 exists');
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][2]), 'Option 2 exists');
     $this->assertTrue(!empty($form[$this->fieldName]['widget'][3]), 'Option 3 exists');

core/modules/search/lib/Drupal/search/Controller/SearchController.php

@@ -87,7 +87,7 @@ public function view(Request $request, SearchPageInterface $entity, $keys = '')
       }
     }
     // The form may be altered based on whether the search was run.
-    $build['search_form'] = $this->entityManager()->getForm($entity, 'search');
+    $build['search_form'] = $this->entityFormBuilder()->getForm($entity, 'search');
     $build['search_results'] = $results;
     return $build;
   }

core/modules/shortcut/lib/Drupal/shortcut/Controller/ShortcutController.php

@@ -31,7 +31,7 @@ public function addForm(ShortcutSetInterface $shortcut_set) {
     if ($this->moduleHandler()->moduleExists('language')) {
       $shortcut->langcode = language_get_default_langcode('shortcut', $shortcut_set->id());
     }
-    return $this->entityManager()->getForm($shortcut, 'add');
+    return $this->entityFormBuilder()->getForm($shortcut, 'add');
   }
 
 }

core/modules/system/lib/Drupal/system/Tests/Entity/EntityTranslationFormTest.php

@@ -78,7 +78,7 @@ function testEntityFormLanguage() {
     // Explicitly set form langcode.
     $langcode = $this->langcodes[0];
     $form_state['langcode'] = $langcode;
-    \Drupal::entityManager()->getForm($node, 'default', $form_state);
+    \Drupal::service('entity.form_builder')->getForm($node, 'default', $form_state);
     $form_langcode = \Drupal::state()->get('entity_test.form_langcode') ?: FALSE;
     $this->assertTrue($langcode == $form_langcode, 'Form language is the same as the language parameter.');
 

core/modules/system/tests/modules/entity_test/entity_test.module

@@ -287,7 +287,7 @@ function entity_test_form_node_form_alter(&$form, &$form_state, $form_id) {
 function entity_test_add($entity_type) {
   drupal_set_title(t('Create an @type', array('@type' => $entity_type)));
   $entity = entity_create($entity_type);
-  return \Drupal::entityManager()->getForm($entity);
+  return \Drupal::service('entity.form_builder')->getForm($entity);
 }
 
 /**
@@ -305,7 +305,7 @@ function entity_test_add($entity_type) {
  */
 function entity_test_edit(EntityInterface $entity) {
   drupal_set_title($entity->label(), PASS_THROUGH);
-  return \Drupal::entityManager()->getForm($entity);
+  return \Drupal::service('entity.form_builder')->getForm($entity);
 }
 
 /**

core/modules/system/tests/modules/form_test/lib/Drupal/form_test/Controller/FormTestController.php

@@ -30,8 +30,8 @@ public function twoFormInstances() {
     );
     $node1 = $this->entityManager()->getStorageController('node')->create($values);
     $node2 = clone($node1);
-    $return['node_form_1'] = $this->entityManager()->getForm($node1);
-    $return['node_form_2'] = $this->entityManager()->getForm($node2);
+    $return['node_form_1'] = $this->entityFormBuilder()->getForm($node1);
+    $return['node_form_2'] = $this->entityFormBuilder()->getForm($node2);
     return $return;
   }
 

core/modules/taxonomy/lib/Drupal/taxonomy/Controller/TaxonomyController.php

@@ -32,7 +32,7 @@ public function addForm(VocabularyInterface $taxonomy_vocabulary) {
     if ($this->moduleHandler()->moduleExists('language')) {
       $term->langcode = language_get_default_langcode('taxonomy_term', $taxonomy_vocabulary->id());
     }
-    return $this->entityManager()->getForm($term);
+    return $this->entityFormBuilder()->getForm($term);
   }
 
   /**

core/modules/views_ui/lib/Drupal/views_ui/Controller/ViewsUIController.php

@@ -8,7 +8,6 @@
 namespace Drupal\views_ui\Controller;
 
 use Drupal\Core\Controller\ControllerBase;
-use Drupal\Core\Entity\EntityManagerInterface;
 use Drupal\views\ViewExecutable;
 use Drupal\views\ViewStorageInterface;
 use Drupal\views_ui\ViewUI;
@@ -24,13 +23,6 @@
  */
 class ViewsUIController extends ControllerBase {
 
-  /**
-   * Stores the Entity manager.
-   *
-   * @var \Drupal\Core\Entity\EntityManagerInterface
-   */
-  protected $entityManager;
-
   /**
    * Stores the Views data cache object.
    *
@@ -41,13 +33,10 @@ class ViewsUIController extends ControllerBase {
   /**
    * Constructs a new \Drupal\views_ui\Controller\ViewsUIController object.
    *
-   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
-   *   The Entity manager.
    * @param \Drupal\views\ViewsData views_data
    *   The Views data cache object.
    */
-  public function __construct(EntityManagerInterface $entity_manager, ViewsData $views_data) {
-    $this->entityManager = $entity_manager;
+  public function __construct(ViewsData $views_data) {
     $this->viewsData = $views_data;
   }
 
@@ -56,7 +45,6 @@ public function __construct(EntityManagerInterface $entity_manager, ViewsData $v
    */
   public static function create(ContainerInterface $container) {
     return new static(
-      $container->get('entity.manager'),
       $container->get('views.views_data')
     );
   }
@@ -68,7 +56,7 @@ public static function create(ContainerInterface $container) {
    *   The Views fields report page.
    */
   public function reportFields() {
-    $views = $this->entityManager->getStorageController('view')->loadMultiple();
+    $views = $this->entityManager()->getStorageController('view')->loadMultiple();
 
     // Fetch all fieldapi fields which are used in views
     // Therefore search in all views, displays and handler-types.
@@ -164,7 +152,7 @@ public function ajaxOperation(ViewStorageInterface $view, $op, Request $request)
 
     // If the request is via AJAX, return the rendered list as JSON.
     if ($request->request->get('js')) {
-      $list = $this->entityManager->getListController('view')->render();
+      $list = $this->entityManager()->getListController('view')->render();
       $response = new AjaxResponse();
       $response->addCommand(new ReplaceCommand('#views-entity-list', drupal_render($list)));
       return $response;
@@ -187,7 +175,7 @@ public function autocompleteTag(Request $request) {
     $matches = array();
     $string = $request->query->get('q');
     // Get matches from default views.
-    $views = $this->entityManager->getStorageController('view')->loadMultiple();
+    $views = $this->entityManager()->getStorageController('view')->loadMultiple();
     foreach ($views as $view) {
       $tag = $view->get('tag');
       if ($tag && strpos($tag, $string) === 0) {
@@ -222,8 +210,8 @@ public function edit(ViewUI $view, $display_id = NULL) {
     }
     $build['#title'] = $name;
 
-    $build['edit'] = $this->entityManager->getForm($view, 'edit', array('display_id' => $display_id));
-    $build['preview'] = $this->entityManager->getForm($view, 'preview', array('display_id' => $display_id));
+    $build['edit'] = $this->entityFormBuilder()->getForm($view, 'edit', array('display_id' => $display_id));
+    $build['preview'] = $this->entityFormBuilder()->getForm($view, 'preview', array('display_id' => $display_id));
     return $build;
   }
 

core/tests/Drupal/Tests/Core/Cache/CacheCollectorTest.php

@@ -64,16 +64,7 @@ protected function setUp() {
     $this->cid = $this->randomName();
     $this->collector = new CacheCollectorHelper($this->cid, $this->cache, $this->lock);