diff --git a/core/includes/entity.inc b/core/includes/entity.inc
index e91eda7..1cfc9e4 100644
--- a/core/includes/entity.inc
+++ b/core/includes/entity.inc
@@ -622,7 +622,7 @@ function entity_view_multiple(array $entities, $view_mode, $langcode = NULL, $re
  *   hidden on article nodes in the 'default' display.
  * @code
  * entity_get_display('node', 'article', 'default')
- *   ->setComponent('body', array(
+ *   ->setComponent('body', 'field', array(
  *     'type' => 'text_summary_or_trimmed',
  *     'settings' => array('trim_length' => '200')
  *     'weight' => 1,
@@ -726,11 +726,11 @@ function entity_get_render_display(EntityInterface $entity, $view_mode) {
  *  'default' form mode.
  * @code
  * entity_get_form_display('node', 'article', 'default')
- *   ->setComponent('body', array(
+ *   ->setComponent('body', 'field', array(
  *     'type' => 'text_textarea_with_summary',
  *     'weight' => 1,
  *   ))
- *   ->setComponent('field_image', array(
+ *   ->setComponent('field_image', 'field', array(
  *     'type' => 'hidden',
  *   ))
  *   ->save();
diff --git a/core/lib/Drupal/Core/Entity/EntityFormController.php b/core/lib/Drupal/Core/Entity/EntityFormController.php
index 1e75646..f724fc6 100644
--- a/core/lib/Drupal/Core/Entity/EntityFormController.php
+++ b/core/lib/Drupal/Core/Entity/EntityFormController.php
@@ -190,7 +190,7 @@ public function processForm($element, $form_state, $form) {
     // Hide or assign weights for extra fields.
     $extra_fields = field_info_extra_fields($this->entity->entityType(), $this->entity->bundle(), 'form');
     foreach ($extra_fields as $extra_field => $info) {
-      $component = $this->getFormDisplay($form_state)->getComponent($extra_field);
+      $component = $this->getFormDisplay($form_state)->getComponent($extra_field, 'extra_field');
       if (!$component) {
         $element[$extra_field]['#access'] = FALSE;
       }
diff --git a/core/modules/block/block.install b/core/modules/block/block.install
index ad7d0d7..9cf32b2 100644
--- a/core/modules/block/block.install
+++ b/core/modules/block/block.install
@@ -304,6 +304,7 @@ function block_update_8008() {
     // Assign form settings for the 'default' form mode.
     $form_display = _update_8000_entity_get_form_display('custom_block', 'basic', 'default');
     $form_display->set('content.user_picture', array(
+        'handler_type' => 'field',
         'type' => 'text_textarea_with_summary',
       ))
       ->save();
diff --git a/core/modules/block/custom_block/custom_block.module b/core/modules/block/custom_block/custom_block.module
index 4cf2e68..faf5eb0 100644
--- a/core/modules/block/custom_block/custom_block.module
+++ b/core/modules/block/custom_block/custom_block.module
@@ -179,14 +179,14 @@ function custom_block_add_body_field($block_type_id, $label = 'Block body') {
 
     // Assign widget settings for the 'default' form mode.
     entity_get_form_display('custom_block', $block_type_id, 'default')
-      ->setComponent('body', array(
+      ->setComponent('body', 'field', array(
         'type' => 'text_textarea_with_summary',
       ))
       ->save();
 
     // Assign display settings for 'default' view mode.
     entity_get_display('custom_block', $block_type_id, 'default')
-      ->setComponent('body', array(
+      ->setComponent('body', 'field', array(
         'label' => 'hidden',
         'type' => 'text_default',
       ))
diff --git a/core/modules/block/custom_block/lib/Drupal/custom_block/Tests/CustomBlockFieldTest.php b/core/modules/block/custom_block/lib/Drupal/custom_block/Tests/CustomBlockFieldTest.php
index 54b5d6f..67ea7be 100644
--- a/core/modules/block/custom_block/lib/Drupal/custom_block/Tests/CustomBlockFieldTest.php
+++ b/core/modules/block/custom_block/lib/Drupal/custom_block/Tests/CustomBlockFieldTest.php
@@ -81,12 +81,12 @@ public function testBlockFields() {
     ));
     $this->instance->save();
     entity_get_form_display('custom_block', 'link', 'default')
-      ->setComponent($this->field->getFieldName(), array(
+      ->setComponent($this->field->getFieldName(), 'field', array(
         'type' => 'link_default',
       ))
       ->save();
     entity_get_display('custom_block', 'link', 'default')
-      ->setComponent($this->field->getFieldName(), array(
+      ->setComponent($this->field->getFieldName(), 'field', array(
         'type' => 'link',
         'label' => 'hidden',
       ))
diff --git a/core/modules/comment/comment.api.php b/core/modules/comment/comment.api.php
index e43c577..fe5876a 100644
--- a/core/modules/comment/comment.api.php
+++ b/core/modules/comment/comment.api.php
@@ -99,7 +99,7 @@ function hook_comment_view(\Drupal\comment\Entity\Comment $comment, \Drupal\enti
   // Only do the extra work if the component is configured to be displayed.
   // This assumes a 'mymodule_addition' extra field has been defined for the
   // node type in hook_field_extra_fields().
-  if ($display->getComponent('mymodule_addition')) {
+  if ($display->getComponent('mymodule_addition', 'extra_field')) {
     $comment->content['mymodule_addition'] = array(
       '#markup' => mymodule_addition($comment),
       '#theme' => 'mymodule_my_additional_field',
diff --git a/core/modules/comment/comment.install b/core/modules/comment/comment.install
index 28b6b9d..c19b588 100644
--- a/core/modules/comment/comment.install
+++ b/core/modules/comment/comment.install
@@ -586,6 +586,7 @@ function comment_update_8006(&$sandbox) {
 
     // Prepare defaults for the default and full view modes.
     $display_options_default = array(
+      'handler_type' => 'field',
       'label' => 'hidden',
       'type' => 'comment_default',
       'settings' => array(),
diff --git a/core/modules/comment/lib/Drupal/comment/CommentManager.php b/core/modules/comment/lib/Drupal/comment/CommentManager.php
index 3816fc4..96602f8 100644
--- a/core/modules/comment/lib/Drupal/comment/CommentManager.php
+++ b/core/modules/comment/lib/Drupal/comment/CommentManager.php
@@ -120,7 +120,7 @@ public function addDefaultField($entity_type, $bundle, $field_name = 'comment',
 
       // Assign widget settings for the 'default' form mode.
       entity_get_form_display($entity_type, $bundle, 'default')
-        ->setComponent($field_name, array(
+        ->setComponent($field_name, 'field', array(
           'type' => 'comment_default',
           'weight' => 20,
         ))
@@ -128,7 +128,7 @@ public function addDefaultField($entity_type, $bundle, $field_name = 'comment',
 
       // Set default to display comment list.
       entity_get_display($entity_type, $bundle, 'default')
-        ->setComponent($field_name, array(
+        ->setComponent($field_name, 'field', array(
           'label' => 'hidden',
           'type' => 'comment_default',
           'weight' => 20,
@@ -171,14 +171,14 @@ public function addBodyField($entity_type, $field_name) {
 
       // Assign widget settings for the 'default' form mode.
       entity_get_form_display('comment', $comment_bundle, 'default')
-        ->setComponent('comment_body', array(
+        ->setComponent('comment_body', 'field', array(
           'type' => 'text_textarea',
         ))
         ->save();
 
       // Assign display settings for the 'default' view mode.
       entity_get_display('comment', $comment_bundle, 'default')
-        ->setComponent('comment_body', array(
+        ->setComponent('comment_body', 'field', array(
           'label' => 'hidden',
           'type' => 'text_default',
           'weight' => 0,
diff --git a/core/modules/contact/lib/Drupal/contact/MessageViewBuilder.php b/core/modules/contact/lib/Drupal/contact/MessageViewBuilder.php
index 4feeb4f..4a790a4 100644
--- a/core/modules/contact/lib/Drupal/contact/MessageViewBuilder.php
+++ b/core/modules/contact/lib/Drupal/contact/MessageViewBuilder.php
@@ -24,7 +24,7 @@ public function buildContent(array $entities, array $displays, $view_mode, $lang
     foreach ($entities as $entity) {
       // Add the message extra field, if enabled.
       $display = $displays[$entity->bundle()];
-      if ($entity->getMessage() && $display->getComponent('message')) {
+      if ($entity->getMessage() && $display->getComponent('message', 'extra_field')) {
         $entity->content['message'] = array(
           '#type' => 'item',
           '#title' => t('Message'),
diff --git a/core/modules/content_translation/lib/Drupal/content_translation/Tests/ContentTranslationTestBase.php b/core/modules/content_translation/lib/Drupal/content_translation/Tests/ContentTranslationTestBase.php
index d1485d2..cdeff28 100644
--- a/core/modules/content_translation/lib/Drupal/content_translation/Tests/ContentTranslationTestBase.php
+++ b/core/modules/content_translation/lib/Drupal/content_translation/Tests/ContentTranslationTestBase.php
@@ -182,7 +182,7 @@ protected function setupTestFields() {
       'label' => 'Test translatable text-field',
     ))->save();
     entity_get_form_display($this->entityType, $this->bundle, 'default')
-      ->setComponent($this->fieldName, array(
+      ->setComponent($this->fieldName, 'field', array(
         'type' => 'text_textfield',
         'weight' => 0,
       ))
diff --git a/core/modules/datetime/lib/Drupal/datetime/Tests/DatetimeFieldTest.php b/core/modules/datetime/lib/Drupal/datetime/Tests/DatetimeFieldTest.php
index 5bee2e3..fed40a0 100644
--- a/core/modules/datetime/lib/Drupal/datetime/Tests/DatetimeFieldTest.php
+++ b/core/modules/datetime/lib/Drupal/datetime/Tests/DatetimeFieldTest.php
@@ -73,7 +73,7 @@ function setUp() {
     $this->instance->save();
 
     entity_get_form_display($this->instance->entity_type, $this->instance->bundle, 'default')
-      ->setComponent($this->field->name, array(
+      ->setComponent($this->field->name, 'field', array(
         'type' => 'datetime_default',
       ))
       ->save();
@@ -84,7 +84,7 @@ function setUp() {
       'settings' => array('format_type' => 'medium'),
     );
     entity_get_display($this->instance->entity_type, $this->instance->bundle, 'full')
-      ->setComponent($this->field->name, $this->display_options)
+      ->setComponent($this->field->getFieldName(), 'field', $this->display_options)
       ->save();
   }
 
@@ -130,7 +130,7 @@ function testDateField() {
         // Update the entity display settings.
         $this->display_options['settings'] = array($setting => $new_value);
         entity_get_display($this->instance->entity_type, $this->instance->bundle, 'full')
-          ->setComponent($field_name, $this->display_options)
+          ->setComponent($field_name, 'field', $this->display_options)
           ->save();
 
         $this->renderTestEntity($id);
@@ -148,7 +148,7 @@ function testDateField() {
     // Verify that the plain formatter works.
     $this->display_options['type'] = 'datetime_plain';
     entity_get_display($this->instance->entity_type, $this->instance->bundle, 'full')
-      ->setComponent($field_name, $this->display_options)
+      ->setComponent($field_name, 'field', $this->display_options)
       ->save();
     $expected = $date->format(DATETIME_DATE_STORAGE_FORMAT);
     $this->renderTestEntity($id);
@@ -198,7 +198,7 @@ function testDatetimeField() {
         // Update the entity display settings.
         $this->display_options['settings'] = array($setting => $new_value);
         entity_get_display($this->instance->entity_type, $this->instance->bundle, 'full')
-          ->setComponent($field_name, $this->display_options)
+          ->setComponent($field_name, 'field', $this->display_options)
           ->save();
 
         $this->renderTestEntity($id);
@@ -216,7 +216,7 @@ function testDatetimeField() {
     // Verify that the plain formatter works.
     $this->display_options['type'] = 'datetime_plain';
     entity_get_display($this->instance->entity_type, $this->instance->bundle, 'full')
-      ->setComponent($field_name, $this->display_options)
+      ->setComponent($field_name, 'field', $this->display_options)
       ->save();
     $expected = $date->format(DATETIME_DATETIME_STORAGE_FORMAT);
     $this->renderTestEntity($id);
@@ -234,7 +234,7 @@ function testDatelistWidget() {
 
     // Change the widget to a datelist widget.
     entity_get_form_display($this->instance->entity_type, $this->instance->bundle, 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'datetime_datelist',
         'settings' => array(
           'increment' => 1,
diff --git a/core/modules/edit/lib/Drupal/edit/Tests/EditAutocompleteTermTest.php b/core/modules/edit/lib/Drupal/edit/Tests/EditAutocompleteTermTest.php
index 2eb3c7d..a5af6f3 100644
--- a/core/modules/edit/lib/Drupal/edit/Tests/EditAutocompleteTermTest.php
+++ b/core/modules/edit/lib/Drupal/edit/Tests/EditAutocompleteTermTest.php
@@ -102,20 +102,20 @@ function setUp() {
     ))->save();
 
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_autocomplete',
         'weight' => -4,
       ))
       ->save();
 
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
       ->save();
     entity_get_display('node', 'article', 'teaser')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
diff --git a/core/modules/edit/lib/Drupal/edit/Tests/EditTestBase.php b/core/modules/edit/lib/Drupal/edit/Tests/EditTestBase.php
index eb7fef6..c92a8fc 100644
--- a/core/modules/edit/lib/Drupal/edit/Tests/EditTestBase.php
+++ b/core/modules/edit/lib/Drupal/edit/Tests/EditTestBase.php
@@ -76,7 +76,7 @@ function createFieldWithInstance($field_name, $type, $cardinality, $label, $inst
     $this->$instance->save();
 
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => $widget_type,
         'label' => $label,
         'settings' => $widget_settings,
@@ -84,7 +84,7 @@ function createFieldWithInstance($field_name, $type, $cardinality, $label, $inst
       ->save();
 
     entity_get_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'label' => 'above',
         'type' => $formatter_type,
         'settings' => $formatter_settings
diff --git a/core/modules/email/lib/Drupal/email/Tests/EmailFieldTest.php b/core/modules/email/lib/Drupal/email/Tests/EmailFieldTest.php
index 60fd532..5e33242 100644
--- a/core/modules/email/lib/Drupal/email/Tests/EmailFieldTest.php
+++ b/core/modules/email/lib/Drupal/email/Tests/EmailFieldTest.php
@@ -76,7 +76,7 @@ function testEmailField() {
 
     // Create a form display for the default form mode.
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'email_default',
         'settings' => array(
           'placeholder' => 'example@example.com',
@@ -85,7 +85,7 @@ function testEmailField() {
       ->save();
     // Create a display for the full view mode.
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'email_mailto',
       ))
       ->save();
diff --git a/core/modules/email/lib/Drupal/email/Tests/EmailItemTest.php b/core/modules/email/lib/Drupal/email/Tests/EmailItemTest.php
index 86b0645..126d06b 100644
--- a/core/modules/email/lib/Drupal/email/Tests/EmailItemTest.php
+++ b/core/modules/email/lib/Drupal/email/Tests/EmailItemTest.php
@@ -48,7 +48,7 @@ public function setUp() {
 
     // Create a form display for the default form mode.
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent('field_email', array(
+      ->setComponent('field_email', 'field', array(
         'type' => 'email_default',
       ))
       ->save();
diff --git a/core/modules/entity/entity.services.yml b/core/modules/entity/entity.services.yml
new file mode 100644
index 0000000..81ab979
--- /dev/null
+++ b/core/modules/entity/entity.services.yml
@@ -0,0 +1,4 @@
+services:
+  plugin.manager.entity.display_component_handler:
+    class: Drupal\entity\Plugin\Type\DisplayComponentHandlerPluginManager
+    parent: default_plugin_manager
diff --git a/core/modules/entity/lib/Drupal/entity/Annotation/DisplayComponent.php b/core/modules/entity/lib/Drupal/entity/Annotation/DisplayComponent.php
new file mode 100644
index 0000000..7c87043
--- /dev/null
+++ b/core/modules/entity/lib/Drupal/entity/Annotation/DisplayComponent.php
@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\entity\Annotation\DisplayComponent.
+ */
+
+namespace Drupal\entity\Annotation;
+
+use Drupal\Component\Annotation\Plugin;
+
+/**
+ * Defines a DisplayComponent annotation object.
+ *
+ * @Annotation
+ */
+class DisplayComponent extends Plugin {
+
+  /**
+   * The plugin ID.
+   *
+   * @var string
+   */
+  public $id;
+
+}
diff --git a/core/modules/entity/lib/Drupal/entity/Entity/EntityDisplay.php b/core/modules/entity/lib/Drupal/entity/Entity/EntityDisplay.php
index e684a59..47c0e82 100644
--- a/core/modules/entity/lib/Drupal/entity/Entity/EntityDisplay.php
+++ b/core/modules/entity/lib/Drupal/entity/Entity/EntityDisplay.php
@@ -33,41 +33,42 @@
 class EntityDisplay extends EntityDisplayBase implements EntityDisplayInterface {
 
   /**
+   * The renderer objects used for this display, keyed by component name.
+   */
+  protected $renderers = array();
+
+  /**
    * {@inheritdoc}
    */
   public function __construct(array $values, $entity_type) {
     $this->pluginManager = \Drupal::service('plugin.manager.field.formatter');
+    $this->handlerManager = \Drupal::service('plugin.manager.entity.display_component_handler');
     $this->displayContext = 'display';
 
     parent::__construct($values, $entity_type);
+
+    // Let the component handlers add missing components.
+    $handlers = $this->handlerManager->getDefinitions();
+    foreach (array_keys($handlers) as $type) {
+      $this->getComponentHandler($type)->prepareDisplayComponents($this->content);
+    }
+
   }
 
   /**
    * {@inheritdoc}
    */
-  public function getRenderer($field_name) {
-    if (isset($this->plugins[$field_name])) {
-      return $this->plugins[$field_name];
-    }
-
-    // Instantiate the formatter object from the stored display properties.
-    if ($configuration = $this->getComponent($field_name)) {
-      $instance = field_info_instance($this->targetEntityType, $field_name, $this->bundle);
-      $formatter = $this->pluginManager->getInstance(array(
-        'field_definition' => $instance,
-        'view_mode' => $this->originalMode,
-        // No need to prepare, defaults have been merged in setComponent().
-        'prepare' => FALSE,
-        'configuration' => $configuration
-      ));
+  public function getRenderer($name, $type = 'field') {
+    if (!isset($this->renderers[$name]) && !array_key_exists($name, $this->renderers)) {
+      $options = $this->getComponent($name, $type);
+      if ($handler = $this->getComponentHandler($type)) {
+        $this->renderers[$name] = $handler->getRenderer($name, $options);
+      }
+      else {
+        $this->renderers[$name] = NULL;
+      }
     }
-    else {
-      $formatter = NULL;
-    }
-
-    // Persist the formatter object.
-    $this->plugins[$field_name] = $formatter;
-    return $formatter;
+    return $this->renderers[$name];
   }
 
 }
diff --git a/core/modules/entity/lib/Drupal/entity/Entity/EntityFormDisplay.php b/core/modules/entity/lib/Drupal/entity/Entity/EntityFormDisplay.php
index 461f7ce..fd791eb 100644
--- a/core/modules/entity/lib/Drupal/entity/Entity/EntityFormDisplay.php
+++ b/core/modules/entity/lib/Drupal/entity/Entity/EntityFormDisplay.php
@@ -37,15 +37,23 @@ class EntityFormDisplay extends EntityDisplayBase implements EntityFormDisplayIn
    */
   public function __construct(array $values, $entity_type) {
     $this->pluginManager = \Drupal::service('plugin.manager.field.widget');
+    $this->handlerManager =\Drupal::service('plugin.manager.entity.display_component_handler');
     $this->displayContext = 'form';
 
     parent::__construct($values, $entity_type);
+
+    // Let the component handlers add missing components.
+    $handlers = $this->handlerManager->getDefinitions();
+    foreach (array_keys($handlers) as $type) {
+      $this->getComponentHandler($type)->prepareDisplayComponents($this->content);
+    }
+
   }
 
   /**
    * {@inheritdoc}
    */
-  public function getRenderer($field_name) {
+  public function getRenderer($field_name, $type = 'field') {
     if (isset($this->plugins[$field_name])) {
       return $this->plugins[$field_name];
     }
diff --git a/core/modules/entity/lib/Drupal/entity/EntityDisplayBase.php b/core/modules/entity/lib/Drupal/entity/EntityDisplayBase.php
index 0278c58..c6960d5 100644
--- a/core/modules/entity/lib/Drupal/entity/EntityDisplayBase.php
+++ b/core/modules/entity/lib/Drupal/entity/EntityDisplayBase.php
@@ -95,6 +95,13 @@
   protected $pluginManager;
 
   /**
+   * The display component handler plugin manager.
+   *
+   * @var \Drupal\entity\Plugin\Type\DisplayComponentHandlerPluginManager
+   */
+  protected $handlerManager;
+
+  /**
    * {@inheritdoc}
    */
   public function __construct(array $values, $entity_type) {
@@ -113,6 +120,9 @@ public function __construct(array $values, $entity_type) {
     if (!isset($this->displayContext)) {
       throw new \RuntimeException('Missing display context type.');
     }
+    if (!isset($this->handlerManager)) {
+      throw new \RuntimeException('Missing display component handler plugin manager.');
+    }
 
     parent::__construct($values, $entity_type);
 
@@ -172,12 +182,15 @@ public function createCopy($mode) {
   /**
    * {@inheritdoc}
    */
-  public function getComponents() {
+  public function getComponents($type = '') {
     $result = array();
     foreach ($this->content as $name => $options) {
       if (!isset($options['visible']) || $options['visible'] == TRUE) {
         unset($options['visible']);
         $result[$name] = $options;
+        if (empty($type) || $options['handler_type'] == $type) {
+          $result[$name] = $this->getComponent($name, $options['handler_type']);
+        }
       }
     }
     return $result;
@@ -186,45 +199,28 @@ public function getComponents() {
   /**
    * {@inheritdoc}
    */
-  public function getComponent($name) {
-    // We always store 'extra fields', whether they are visible or hidden.
-    $extra_fields = field_info_extra_fields($this->targetEntityType, $this->bundle, $this->displayContext);
-    if (isset($extra_fields[$name])) {
-      // If we have explicit settings, return an array or NULL depending on
-      // visibility.
-      if (isset($this->content[$name])) {
-        if ($this->content[$name]['visible']) {
-          return array(
-            'weight' => $this->content[$name]['weight'],
-          );
-        }
-        else {
-          return NULL;
-        }
-      }
-
-      // If no explicit settings for the extra field, look at the default
-      // visibility in its definition.
-      $definition = $extra_fields[$name];
-      if (!isset($definition['visible']) || $definition['visible'] == TRUE) {
-        return array(
-          'weight' => $definition['weight']
-        );
-      }
-      else {
-        return NULL;
-      }
+  public function getComponent($name, $type = 'field') {
+    if (!isset($this->content[$name]['handler_type']) || $this->content[$name]['handler_type'] !== $type) {
+      return NULL;
     }
 
-    if (isset($this->content[$name])) {
-      return $this->content[$name];
+    $options = $this->content[$name];
+
+    if ($handler = $this->getComponentHandler($type)) {
+      $options = $handler->massageOut($name, $options);
     }
+
+    // The 'handler_type' entry is strictly internal.
+    unset($options['handler_type']);
+
+    return $options;
+
   }
 
   /**
    * {@inheritdoc}
    */
-  public function setComponent($name, array $options = array()) {
+  public function setComponent($name, $type = 'field', array $options = array()) {
     // If no weight specified, make sure the field sinks at the bottom.
     if (!isset($options['weight'])) {
       $max = $this->getHighestWeight();
@@ -238,13 +234,10 @@ public function setComponent($name, array $options = array()) {
       unset($this->plugins[$name]);
     }
 
-    // We always store 'extra fields', whether they are visible or hidden.
-    $extra_fields = field_info_extra_fields($this->targetEntityType, $this->bundle, $this->displayContext);
-    if (isset($extra_fields[$name])) {
-      $options['visible'] = TRUE;
-    }
+    $this->content[$name] = array('handler_type' => $type) + $options;
 
-    $this->content[$name] = $options;
+    // Clear the associated renderer object.
+    unset($this->renderers[$name]);
 
     return $this;
   }
@@ -252,22 +245,20 @@ public function setComponent($name, array $options = array()) {
   /**
    * {@inheritdoc}
    */
-  public function removeComponent($name) {
-    $extra_fields = field_info_extra_fields($this->targetEntityType, $this->bundle, $this->displayContext);
-    if (isset($extra_fields[$name])) {
-      // 'Extra fields' are exposed in hooks and can appear at any given time.
-      // Therefore we store extra fields that are explicitly being hidden, so
-      // that we can differenciate with those that are simply not configured
-      // yet.
-      $this->content[$name] = array(
-        'visible' => FALSE,
-      );
+  public function removeComponent($name, $type = 'field') {
+    if ($handler = $this->getComponentHandler($type)) {
+      $options = $handler->massageIn($name);
+    }
+    if (isset($options)) {
+      $this->content[$name] = array('handler_type' => $type) + $options;
     }
     else {
       unset($this->content[$name]);
-      unset($this->plugins[$name]);
     }
 
+    // Clear the associated renderer object.
+    unset($this->renderers[$name]);
+
     return $this;
   }
 
@@ -290,4 +281,20 @@ public function getHighestWeight() {
     return $weights ? max($weights) : NULL;
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getComponentHandler($type) {
+    $handler = $this->handlerManager->getInstance(array('type' => $type));
+    if ($handler) {
+      $handler->setContext(array(
+        'entity_type' => $this->targetEntityType,
+        'bundle' => $this->bundle,
+        'view_mode' => $this->originalMode,
+        'display_context' => $this->displayContext,
+      ));
+    }
+    return $handler;
+  }
+
 }
diff --git a/core/modules/entity/lib/Drupal/entity/EntityDisplayBaseInterface.php b/core/modules/entity/lib/Drupal/entity/EntityDisplayBaseInterface.php
index 93fa3bb..4450a58 100644
--- a/core/modules/entity/lib/Drupal/entity/EntityDisplayBaseInterface.php
+++ b/core/modules/entity/lib/Drupal/entity/EntityDisplayBaseInterface.php
@@ -31,46 +31,59 @@ public function createCopy($view_mode);
   /**
    * Gets the display options for all components.
    *
+   * @param string $type
+   *   The type of the component (i.e. the plugin id of its
+   *   display_component_handler).
+   *
    * @return array
    *   The array of display options, keyed by component name.
    */
-  public function getComponents();
+  public function getComponents($type = '');
 
   /**
    * Gets the display options set for a component.
    *
    * @param string $name
    *   The name of the component.
+   * @param string $type
+   *   The type of the component (i.e. the plugin id of its
+   *   display_component_handler).
    *
    * @return array|null
    *   The display options for the component, or NULL if the component is not
    *   displayed.
    */
-  public function getComponent($name);
+  public function getComponent($name, $type = 'field');
 
   /**
    * Sets the display options for a component.
    *
    * @param string $name
    *   The name of the component.
+   * @param string $type
+   *   The type of the component (i.e. the plugin id of its
+   *   display_component_handler).
    * @param array $options
    *   The display options.
    *
    * @return \Drupal\entity\Entity\EntityDisplay
    *   The EntityDisplay object.
    */
-  public function setComponent($name, array $options = array());
+  public function setComponent($name, $type = 'field', array $options = array());
 
   /**
    * Sets a component to be hidden.
    *
    * @param string $name
    *   The name of the component.
+   * @param string $type
+   *   The type of the component (i.e. the plugin id of its
+   *   display_component_handler).
    *
    * @return \Drupal\entity\Entity\EntityDisplay
    *   The EntityDisplay object.
    */
-  public function removeComponent($name);
+  public function removeComponent($name, $type = 'field');
 
   /**
    * Returns the highest weight of the components in the display.
@@ -82,14 +95,28 @@ public function removeComponent($name);
   public function getHighestWeight();
 
   /**
-   * Returns the renderer plugin for a field (e.g. widget, formatter).
+   * Returns the object responsible for rendering the component.
+   *
+   * @param string $name
+   *   The component name.
+   * @param string $type
+   *   The type of the component (i.e. the plugin id of its
+   *   display_component_handler).
+   *
+   * @return
+   *   If the component is not hidden, the object to use for rendering it.
+   */
+  public function getRenderer($name, $type = 'field');
+
+  /**
+   * Returns the component handler plugin for a given component type.
    *
-   * @param string $field_name
-   *   The field name.
+   * @param string $type
+   *   The component type.
    *
-   * @return \Drupal\Core\Field\PluginSettingsInterface|null
-   *   A widget or formatter plugin or NULL if the field does not exist.
+   * @return \Drupal\entity\Plugin\Type\DisplayComponentHandlerBase
+   *   The component handler plugin if it exists, NULL otherwise.
    */
-  public function getRenderer($field_name);
+  public function getComponentHandler($type);
 
 }
diff --git a/core/modules/entity/lib/Drupal/entity/Plugin/DisplayComponent/ExtraFieldDisplayComponentHandler.php b/core/modules/entity/lib/Drupal/entity/Plugin/DisplayComponent/ExtraFieldDisplayComponentHandler.php
new file mode 100644
index 0000000..7c5c20c
--- /dev/null
+++ b/core/modules/entity/lib/Drupal/entity/Plugin/DisplayComponent/ExtraFieldDisplayComponentHandler.php
@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\entity\Plugin\DisplayComponent\ExtraFieldDisplayComponentHandler.
+ */
+
+namespace Drupal\entity\Plugin\DisplayComponent;
+
+use Drupal\entity\Annotation\DisplayComponent;
+use Drupal\entity\Plugin\Type\DisplayComponentHandlerBase;
+
+/**
+ * @todo
+ *
+ * @DisplayComponent(
+ *   id = "extra_field"
+ * )
+ */
+class ExtraFieldDisplayComponentHandler extends DisplayComponentHandlerBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function prepareDisplayComponents(array &$components) {
+    // Add extra fields that are not explicitely configured in the display.
+    $extra_fields = field_info_extra_fields($this->context['entity_type'], $this->context['bundle'], $this->context['display_context']);
+    foreach ($extra_fields as $name => $definition) {
+      if (!isset($components[$name])) {
+        if (!isset($definition['visible']) || $definition['visible'] == TRUE) {
+          $components[$name] = array(
+            'visible' => TRUE,
+            'weight' => $definition['weight'],
+          );
+        }
+        else {
+          $components[$name] = array(
+            'visible' => FALSE,
+          );
+        }
+
+        $components[$name]['handler_type'] = $this->pluginId;
+      }
+    }
+    // @todo : we could add a custom $display->hiddenExtraFields property on the display, and merge them back on save.
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function massageOut($name, array $options = NULL) {
+    // We always store 'extra fields', whether they are visible or hidden. Only
+    // return an options array for visible components.
+    if (!isset($options['visible']) || $options['visible'] == TRUE) {
+      unset($options['visible']);
+      return $options;
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function massageIn($name, array $options = NULL) {
+    // 'Extra fields' are exposed in hooks and can appear at any given time.
+    // Therefore we store extra fields that are explicitly being hidden, so
+    // that we can differentiate with those that are simply not configured
+    // yet.
+    if (is_null($options)) {
+      $options['visible'] = FALSE;
+    }
+    else {
+      $options['visible'] = TRUE;
+    }
+
+    return $options;
+  }
+}
diff --git a/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerBase.php b/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerBase.php
new file mode 100644
index 0000000..b86c0ec
--- /dev/null
+++ b/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerBase.php
@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\entity\Plugin\Type\DisplayComponentHandlerBase.
+ */
+
+namespace Drupal\entity\Plugin\Type;
+
+use Drupal\Component\Plugin\PluginBase;
+
+// @todo interface
+abstract class DisplayComponentHandlerBase extends PluginBase {
+
+  /**
+   * The context in which the handler is being used.
+   *
+   * @var array
+   */
+  protected $context;
+
+  public function setContext(array $context) {
+    $this->context = $context;
+  }
+
+  public function prepareDisplayComponents(array &$components) { }
+
+  public function massageOut($name, array $options = NULL) {
+    return $options;
+  }
+
+  public function massageIn($name, array $options = NULL) {
+    return $options;
+  }
+
+  public function getRenderer($name, array $options = NULL) { }
+
+}
diff --git a/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerPluginManager.php b/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerPluginManager.php
new file mode 100644
index 0000000..23158ac
--- /dev/null
+++ b/core/modules/entity/lib/Drupal/entity/Plugin/Type/DisplayComponentHandlerPluginManager.php
@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * @file
+ * Definition of Drupal\entity\Plugin\Type\DisplayComponentHandlerPluginManager.
+ */
+
+namespace Drupal\entity\Plugin\Type;
+
+use Drupal\Core\Cache\CacheBackendInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Language\LanguageManager;
+use Drupal\Core\Plugin\DefaultPluginManager;
+
+/**
+ * Plugin type manager for entity display component handlers.
+ *
+ * The handlers are typically shared for the whole request. getInstance() holds
+ * the instantiated plugins and only instantiates one of each type.
+ */
+class DisplayComponentHandlerPluginManager extends DefaultPluginManager {
+
+  /**
+   * The handlers that have already been instantiated by getInstance().
+   *
+   * @var array
+   */
+  protected $plugins = array();
+
+  /**
+   * Constructs a DisplayComponentHandlerPluginManager object.
+   *
+   * @param \Traversable $namespaces
+   *   An object that implements \Traversable which contains the root paths
+   *   keyed by the corresponding namespace to look for plugin implementations.
+   * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
+   *   Cache backend instance to use.
+   * @param \Drupal\Core\Language\LanguageManager $language_manager
+   *   The language manager.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
+   *   The module handler to invoke the alter hook with.
+   */
+  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, LanguageManager $language_manager, ModuleHandlerInterface $module_handler) {
+    parent::__construct('Plugin/DisplayComponent', $namespaces, 'Drupal\entity\Annotation\DisplayComponent');
+    // @todo Document the alter hook.
+    $this->alterInfo($module_handler, 'display_component_handler_info');
+    $this->setCacheBackend($cache_backend, $language_manager, 'display_component_handlers');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getInstance(array $options) {
+    $plugin_id = $options['type'];
+
+    if (!isset($this->plugins[$plugin_id]) && !array_key_exists($plugin_id, $this->plugins)) {
+      $this->plugins[$plugin_id] = $this->discovery->getDefinition($plugin_id) ? $this->createInstance($plugin_id) : NULL;
+    }
+
+    return $this->plugins[$plugin_id];
+  }
+
+}
diff --git a/core/modules/entity/lib/Drupal/entity/Tests/EntityDisplayTest.php b/core/modules/entity/lib/Drupal/entity/Tests/EntityDisplayTest.php
index 5fe5f89..2d8eb32 100644
--- a/core/modules/entity/lib/Drupal/entity/Tests/EntityDisplayTest.php
+++ b/core/modules/entity/lib/Drupal/entity/Tests/EntityDisplayTest.php
@@ -45,34 +45,34 @@ public function testEntityDisplayCRUD() {
     // being assigned.
     $expected['component_1'] = array('weight' => 0);
     $expected['component_2'] = array('weight' => 1);
-    $display->setComponent('component_1');
-    $display->setComponent('component_2');
-    $this->assertEqual($display->getComponent('component_1'), $expected['component_1']);
-    $this->assertEqual($display->getComponent('component_2'), $expected['component_2']);
+    $display->setComponent('component_1', 'default');
+    $display->setComponent('component_2', 'default');
+    $this->assertEqual($display->getComponent('component_1', 'default'), $expected['component_1']);
+    $this->assertEqual($display->getComponent('component_2', 'default'), $expected['component_2']);
 
     // Check that arbitrary options are correctly stored.
     $expected['component_3'] = array('weight' => 10, 'foo' => 'bar');
-    $display->setComponent('component_3', $expected['component_3']);
-    $this->assertEqual($display->getComponent('component_3'), $expected['component_3']);
+    $display->setComponent('component_3', 'default', $expected['component_3']);
+    $this->assertEqual($display->getComponent('component_3', 'default'), $expected['component_3']);
 
     // Check that the display can be properly saved and read back.
     $display->save();
     $display = entity_load('entity_display', $display->id());
     foreach (array('component_1', 'component_2', 'component_3') as $name) {
-      $this->assertEqual($display->getComponent($name), $expected[$name]);
+      $this->assertEqual($display->getComponent($name, 'default'), $expected[$name]);
     }
 
     // Check that getComponents() returns options for all components.
-    $this->assertEqual($display->getComponents(), $expected);
+    $this->assertEqual($display->getComponents('default'), $expected);
 
     // Check that a component can be removed.
-    $display->removeComponent('component_3');
-    $this->assertNULL($display->getComponent('component_3'));
+    $display->removeComponent('component_3', 'default');
+    $this->assertNULL($display->getComponent('component_3', 'default'));
 
     // Check that the removal is correctly persisted.
     $display->save();
     $display = entity_load('entity_display', $display->id());
-    $this->assertNULL($display->getComponent('component_3'));
+    $this->assertNULL($display->getComponent('component_3', 'default'));
 
     // Check that CreateCopy() creates a new component that can be correclty
     // saved.
@@ -95,14 +95,14 @@ public function testEntityGetDisplay() {
     $this->assertTrue($display->isNew());
 
     // Add some components and save the display.
-    $display->setComponent('component_1', array('weight' => 10))
+    $display->setComponent('component_1', 'default', array('weight' => 10))
       ->save();
 
     // Check that entity_get_display() returns the correct object.
     $display = entity_get_display('entity_test', 'entity_test', 'default');
     $this->assertFalse($display->isNew());
     $this->assertEqual($display->id, 'entity_test.entity_test.default');
-    $this->assertEqual($display->getComponent('component_1'), array('weight' => 10));
+    $this->assertEqual($display->getComponent('component_1', 'default'), array('weight' => 10));
   }
 
   /**
@@ -111,20 +111,20 @@ public function testEntityGetDisplay() {
   public function testExtraFieldComponent() {
     $display = entity_create('entity_display', array(
       'targetEntityType' => 'entity_test',
-      'bundle' => 'entity_test',
+      'bundle' => 'bundle_with_extra_fields',
       'mode' => 'default',
     ));
 
     // Check that the default visibility taken into account for extra fields
     // unknown in the display.
-    $this->assertEqual($display->getComponent('display_extra_field'), array('weight' => 5));
-    $this->assertNull($display->getComponent('display_extra_field_hidden'));
+    $this->assertEqual($display->getComponent('display_extra_field', 'extra_field'), array('weight' => 5));
+    $this->assertNull($display->getComponent('display_extra_field_hidden', 'extra_field'));
 
     // Check that setting explicit options overrides the defaults.
-    $display->removeComponent('display_extra_field');
-    $display->setComponent('display_extra_field_hidden', array('weight' => 10));
-    $this->assertNull($display->getComponent('display_extra_field'));
-    $this->assertEqual($display->getComponent('display_extra_field_hidden'), array('weight' => 10));
+    $display->removeComponent('display_extra_field', 'extra_field');
+    $display->setComponent('display_extra_field_hidden', 'extra_field', array('weight' => 10));
+    $this->assertNull($display->getComponent('display_extra_field', 'extra_field'));
+    $this->assertEqual($display->getComponent('display_extra_field_hidden', 'extra_field'), array('weight' => 10));
   }
 
   /**
@@ -167,7 +167,7 @@ public function testFieldComponent() {
     );
     $this->assertEqual($display->getComponent($field_name), $expected);
 
-    // Check that the getFormatter() method returns the correct formatter plugin.
+    // Check that the getRenderer() method returns the correct formatter plugin.
     $formatter = $display->getRenderer($field_name);
     $this->assertEqual($formatter->getPluginId(), $default_formatter);
     $this->assertEqual($formatter->getSettings(), $formatter_settings['settings']);
@@ -180,7 +180,7 @@ public function testFieldComponent() {
     $this->assertEqual($formatter->randomValue, $random_value);
 
     // Check that changing the definition creates a new formatter.
-    $display->setComponent($field_name, array(
+    $display->setComponent($field_name, 'field', array(
       'type' => 'field_test_multiple',
     ));
     $formatter = $display->getRenderer($field_name);
@@ -190,7 +190,7 @@ public function testFieldComponent() {
     // Check that specifying an unknown formatter (e.g. case of a disabled
     // module) gets stored as is in the display, but results in the default
     // formatter being used.
-    $display->setComponent($field_name, array(
+    $display->setComponent($field_name, 'field', array(
       'type' => 'unknown_formatter',
     ));
     $options = $display->getComponent($field_name);
diff --git a/core/modules/entity/lib/Drupal/entity/Tests/EntityFormDisplayTest.php b/core/modules/entity/lib/Drupal/entity/Tests/EntityFormDisplayTest.php
index a364b3f..0a5e4ce 100644
--- a/core/modules/entity/lib/Drupal/entity/Tests/EntityFormDisplayTest.php
+++ b/core/modules/entity/lib/Drupal/entity/Tests/EntityFormDisplayTest.php
@@ -39,14 +39,14 @@ public function testEntityGetFromDisplay() {
     $this->assertTrue($form_display->isNew());
 
     // Add some components and save the display.
-    $form_display->setComponent('component_1', array('weight' => 10))
+    $form_display->setComponent('component_1', 'default', array('weight' => 10))
       ->save();
 
     // Check that entity_get_form_display() returns the correct object.
     $form_display = entity_get_form_display('entity_test', 'entity_test', 'default');
     $this->assertFalse($form_display->isNew());
     $this->assertEqual($form_display->id, 'entity_test.entity_test.default');
-    $this->assertEqual($form_display->getComponent('component_1'), array('weight' => 10));
+    $this->assertEqual($form_display->getComponent('component_1', 'default'), array('weight' => 10));
   }
 
   /**
@@ -101,7 +101,7 @@ public function testFieldComponent() {
     $this->assertEqual($widget->randomValue, $random_value);
 
     // Check that changing the definition creates a new widget.
-    $form_display->setComponent($field_name, array(
+    $form_display->setComponent($field_name, 'field', array(
       'type' => 'field_test_multiple',
     ));
     $widget = $form_display->getRenderer($field_name);
@@ -111,7 +111,7 @@ public function testFieldComponent() {
     // Check that specifying an unknown widget (e.g. case of a disabled module)
     // gets stored as is in the display, but results in the default widget being
     // used.
-    $form_display->setComponent($field_name, array(
+    $form_display->setComponent($field_name, 'field', array(
       'type' => 'unknown_widget',
     ));
     $options = $form_display->getComponent($field_name);
@@ -146,12 +146,12 @@ public function testDeleteFieldInstance() {
       'targetEntityType' => 'entity_test',
       'bundle' => 'entity_test',
       'mode' => 'default',
-    ))->setComponent($field_name)->save();
+    ))->setComponent($field_name, 'field')->save();
     entity_create('entity_form_display', array(
       'targetEntityType' => 'entity_test',
       'bundle' => 'entity_test',
       'mode' => 'compact',
-    ))->setComponent($field_name)->save();
+    ))->setComponent($field_name, 'field')->save();
 
     // Check the component exists.
     $display = entity_get_form_display('entity_test', 'entity_test', 'default');
diff --git a/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceAutoCreateTest.php b/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceAutoCreateTest.php
index b2879dc..ab49eef 100644
--- a/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceAutoCreateTest.php
+++ b/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceAutoCreateTest.php
@@ -70,7 +70,7 @@ function setUp() {
       ->setComponent('test_field')
       ->save();
     entity_get_form_display('node', $referencing->type, 'default')
-      ->setComponent('test_field', array(
+      ->setComponent('test_field', 'field', array(
         'type' => 'entity_reference_autocomplete',
       ))
       ->save();
diff --git a/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceFormatterTest.php b/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceFormatterTest.php
index 44bcca1..b45df73 100644
--- a/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceFormatterTest.php
+++ b/core/modules/entity_reference/lib/Drupal/entity_reference/Tests/EntityReferenceFormatterTest.php
@@ -80,7 +80,7 @@ public function testAccess() {
     foreach ($formatter_manager->getOptions('entity_reference') as $formatter => $name) {
       // Set formatter type for the 'full' view mode.
       entity_get_display($this->entityType, $this->bundle, 'default')
-        ->setComponent($field_name, array(
+        ->setComponent($field_name, 'field', array(
           'type' => $formatter,
         ))
         ->save();
diff --git a/core/modules/field/field.install b/core/modules/field/field.install
index 55d6ff4..dacf333 100644
--- a/core/modules/field/field.install
+++ b/core/modules/field/field.install
@@ -198,6 +198,7 @@ function field_update_8002() {
       // Migrate 'widget' settings.
       if (isset($data['widget'])) {
         $widget_options = $data['widget'];
+        $widget_options['handler_type'] = 'field';
         // Determine name and create initial entry in the $form_displays array.
         $form_display_id = $record->entity_type . '.' . $record->bundle . '.default';
         if (!isset($form_displays[$form_display_id])) {
@@ -206,6 +207,7 @@ function field_update_8002() {
 
         // We do not need the 'module' key anymore.
         unset($widget_options['module']);
+        $widget_options['handler_type'] = 'field';
         $form_displays[$form_display_id]->set("content.$record->field_name", $widget_options);
       }
 
@@ -223,6 +225,7 @@ function field_update_8002() {
           if ($display_options['type'] != 'hidden') {
             // We do not need the 'module' key anymore.
             unset($display_options['module']);
+            $display_options['handler_type'] = 'field';
             $displays[$display_id]->set("content.$record->field_name", $display_options);
           }
         }
@@ -274,7 +277,10 @@ function field_update_8002() {
             }
 
             // Set options in the display.
-            $new_options = array('visible' => $display_options['visible']);
+            $new_options = array(
+              'handler_type' => 'extra_field',
+              'visible' => $display_options['visible']
+            );
             // The display object only stores the weight for 'visible' extra
             // fields.
             if ($display_options['visible']) {
diff --git a/core/modules/field/field.module b/core/modules/field/field.module
index 0d56a0a..dc07f45 100644
--- a/core/modules/field/field.module
+++ b/core/modules/field/field.module
@@ -485,7 +485,7 @@ function field_view_value(EntityInterface $entity, $field_name, $item, $display
  *     - label: (string) Position of the label. The default 'field' theme
  *       implementation supports the values 'inline', 'above' and 'hidden'.
  *       Defaults to 'above'.
- *     - type: (string) The formatter to use. Defaults to the
+ *     - formatter: (string) The formatter to use. Defaults to the
  *       'default_formatter' for the field type. The default formatter will also
  *       be used if the requested formatter is not available.
  *     - settings: (array) Settings specific to the formatter. Defaults to the
diff --git a/core/modules/field/lib/Drupal/field/Plugin/DisplayComponent/FieldDisplayComponentHandler.php b/core/modules/field/lib/Drupal/field/Plugin/DisplayComponent/FieldDisplayComponentHandler.php
new file mode 100644
index 0000000..eb2d306
--- /dev/null
+++ b/core/modules/field/lib/Drupal/field/Plugin/DisplayComponent/FieldDisplayComponentHandler.php
@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\field\Plugin\DisplayComponent\FieldDisplayComponentHandler.
+ */
+
+namespace Drupal\field\Plugin\DisplayComponent;
+
+use Drupal\entity\Annotation\DisplayComponent;
+use Drupal\entity\Plugin\Type\DisplayComponentHandlerBase;
+use Drupal\field\Field;
+
+/**
+ * @todo
+ *
+ * @DisplayComponent(
+ *   id = "field"
+ * )
+ */
+class FieldDisplayComponentHandler extends DisplayComponentHandlerBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function massageIn($name, array $options = NULL) {
+    if ($options !== NULL) {
+      // @todo do we need to check the field exists on the bundle ?
+      // Do we need a more general check by the handler that the $name is a valid component ?
+      $field = Field::fieldInfo()->getField($this->context['entity_type'], $name);
+      return \Drupal::service('plugin.manager.field.formatter')->prepareConfiguration($field['type'], $options);
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getRenderer($name, array $options = NULL) {
+    if ($options) {
+      return \Drupal::service('plugin.manager.field.formatter')->getInstance(array(
+        'field_definition' => Field::fieldInfo()->getInstance($this->context['entity_type'], $this->context['bundle'], $name),
+        'view_mode' => $this->context['view_mode'],
+        'configuration' => $options,
+        // No need to prepare, defaults have been merged when the options were written in the display.
+        'prepare' => FALSE,
+      ));
+    }
+  }
+
+}
diff --git a/core/modules/field/lib/Drupal/field/Tests/DisplayApiTest.php b/core/modules/field/lib/Drupal/field/Tests/DisplayApiTest.php
index 86e723c..22fddce 100644
--- a/core/modules/field/lib/Drupal/field/Tests/DisplayApiTest.php
+++ b/core/modules/field/lib/Drupal/field/Tests/DisplayApiTest.php
@@ -101,11 +101,11 @@ function setUp() {
     entity_create('field_instance', $instance)->save();
     // Create a display for the default view mode.
     entity_get_display($instance['entity_type'], $instance['bundle'], 'default')
-      ->setComponent($this->field_name, $this->display_options['default'])
+      ->setComponent($this->field_name, 'field', $this->display_options['default'])
       ->save();
     // Create a display for the teaser view mode.
     entity_get_display($instance['entity_type'], $instance['bundle'], 'teaser')
-      ->setComponent($this->field_name, $this->display_options['teaser'])
+      ->setComponent($this->field_name, 'field', $this->display_options['teaser'])
       ->save();
 
     // Create an entity with values.
diff --git a/core/modules/field/lib/Drupal/field/Tests/FieldAttachOtherTest.php b/core/modules/field/lib/Drupal/field/Tests/FieldAttachOtherTest.php
index 23e7fd1..24f733b 100644
--- a/core/modules/field/lib/Drupal/field/Tests/FieldAttachOtherTest.php
+++ b/core/modules/field/lib/Drupal/field/Tests/FieldAttachOtherTest.php
@@ -69,7 +69,7 @@ function testFieldAttachView() {
         'test_formatter_setting' => $formatter_setting,
       ),
     );
-    $display->setComponent($this->field->getFieldName(), $display_options);
+    $display->setComponent($this->field->getFieldName(), 'field', $display_options);
 
     $formatter_setting_2 = $this->randomName();
     $display_options_2 = array(
@@ -79,7 +79,7 @@ function testFieldAttachView() {
         'test_formatter_setting' => $formatter_setting_2,
       ),
     );
-    $display->setComponent($this->field_2->getFieldName(), $display_options_2);
+    $display->setComponent($this->field_2->getFieldName(), 'field', $display_options_2);
 
     // View all fields.
     field_attach_prepare_view($entity_type, array($entity->id() => $entity), $displays);
@@ -100,7 +100,7 @@ function testFieldAttachView() {
     // Label hidden.
     $entity = clone($entity_init);
     $display_options['label'] = 'hidden';
-    $display->setComponent($this->field->getFieldName(), $display_options);
+    $display->setComponent($this->field->getFieldName(), 'field', $display_options);
     field_attach_prepare_view($entity_type, array($entity->id() => $entity), $displays);
     $entity->content = field_attach_view($entity, $display);
     $output = drupal_render($entity->content);
@@ -122,7 +122,7 @@ function testFieldAttachView() {
     // Multiple formatter.
     $entity = clone($entity_init);
     $formatter_setting = $this->randomName();
-    $display->setComponent($this->field->getFieldName(), array(
+    $display->setComponent($this->field->getFieldName(), 'field', array(
       'label' => 'above',
       'type' => 'field_test_multiple',
       'settings' => array(
@@ -142,7 +142,7 @@ function testFieldAttachView() {
     // Test a formatter that uses hook_field_formatter_prepare_view().
     $entity = clone($entity_init);
     $formatter_setting = $this->randomName();
-    $display->setComponent($this->field->getFieldName(), array(
+    $display->setComponent($this->field->getFieldName(), 'field', array(
       'label' => 'above',
       'type' => 'field_test_with_prepare_view',
       'settings' => array(
@@ -194,7 +194,7 @@ function testFieldAttachPrepareViewMultiple() {
     $this->instance2->save();
 
     $display_2 = entity_get_display('entity_test', 'test_bundle_2', 'full')
-      ->setComponent($this->field->getFieldName(), array(
+      ->setComponent($this->field->getFieldName(), 'field', array(
         'type' => 'field_test_with_prepare_view',
         'settings' => array(
           'test_formatter_setting_additional' => $formatter_setting,
diff --git a/core/modules/field/lib/Drupal/field/Tests/FieldUnitTestBase.php b/core/modules/field/lib/Drupal/field/Tests/FieldUnitTestBase.php
index d9a776b..447ab11 100644
--- a/core/modules/field/lib/Drupal/field/Tests/FieldUnitTestBase.php
+++ b/core/modules/field/lib/Drupal/field/Tests/FieldUnitTestBase.php
@@ -89,7 +89,7 @@ function createFieldWithInstance($suffix = '', $entity_type = 'entity_test', $bu
     $this->$instance->save();
 
     entity_get_form_display($entity_type, $bundle, 'default')
-      ->setComponent($this->$field_name, array(
+      ->setComponent($this->$field_name, 'field', array(
         'type' => 'test_field_widget',
         'settings' => array(
           'test_widget_setting' => $this->randomName(),
diff --git a/core/modules/field/lib/Drupal/field/Tests/FormTest.php b/core/modules/field/lib/Drupal/field/Tests/FormTest.php
index 0f57fce..6b26b73 100644
--- a/core/modules/field/lib/Drupal/field/Tests/FormTest.php
+++ b/core/modules/field/lib/Drupal/field/Tests/FormTest.php
@@ -365,7 +365,7 @@ function testFieldFormMultivalueWithRequiredRadio() {
     );
     entity_create('field_instance', $instance)->save();
     entity_get_form_display($instance['entity_type'], $instance['bundle'], 'default')
-      ->setComponent($instance['field_name'], array(
+      ->setComponent($instance['field_name'], 'field', array(
         'type' => 'options_buttons',
       ))
       ->save();
@@ -453,7 +453,7 @@ function testFieldFormMultipleWidget() {
     entity_create('field_entity', $field)->save();
     entity_create('field_instance', $this->instance)->save();
     entity_get_form_display($this->instance['entity_type'], $this->instance['bundle'], 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'test_field_widget_multiple',
       ))
       ->save();
@@ -615,7 +615,7 @@ function testHiddenField() {
     $this->instance->default_value = NULL;
     $this->instance->save();
     entity_get_form_display($entity_type, $this->instance->bundle, 'default')
-      ->setComponent($this->instance->getFieldName(), array(
+      ->setComponent($this->instance->getFieldName(), 'field', array(
         'type' => 'test_field_widget',
       ))
       ->save();
diff --git a/core/modules/field/lib/Drupal/field/Tests/reEnableModuleFieldTest.php b/core/modules/field/lib/Drupal/field/Tests/reEnableModuleFieldTest.php
index 928adbb..e6b536c 100644
--- a/core/modules/field/lib/Drupal/field/Tests/reEnableModuleFieldTest.php
+++ b/core/modules/field/lib/Drupal/field/Tests/reEnableModuleFieldTest.php
@@ -63,7 +63,7 @@ function testReEnabledField() {
     ))->save();
 
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent('field_telephone', array(
+      ->setComponent('field_telephone', 'field', array(
         'type' => 'telephone_default',
         'settings' => array(
           'placeholder' => '123-456-7890',
@@ -72,7 +72,7 @@ function testReEnabledField() {
       ->save();
 
     entity_get_display('node', 'article', 'default')
-      ->setComponent('field_telephone', array(
+      ->setComponent('field_telephone', 'field', array(
         'type' => 'telephone_link',
         'weight' => 1,
       ))
diff --git a/core/modules/field_ui/field_ui.api.php b/core/modules/field_ui/field_ui.api.php
index 176993d..5dc31f1 100644
--- a/core/modules/field_ui/field_ui.api.php
+++ b/core/modules/field_ui/field_ui.api.php
@@ -34,7 +34,7 @@ function hook_field_formatter_settings_form_alter(&$element, &$form_state, $cont
     $element['mysetting'] = array(
       '#type' => 'checkbox',
       '#title' => t('My setting'),
-      '#default_value' => $context['formatter']->getSetting('mysetting'),
+      '#default_value' => $context['type']->getSetting('mysetting'),
     );
   }
 }
@@ -62,7 +62,7 @@ function hook_field_widget_settings_form_alter(&$element, &$form_state, $context
     $element['mysetting'] = array(
       '#type' => 'checkbox',
       '#title' => t('My setting'),
-      '#default_value' => $context['formatter']->getSetting('mysetting'),
+      '#default_value' => $context['type']->getSetting('mysetting'),
     );
   }
 }
@@ -85,9 +85,7 @@ function hook_field_formatter_settings_summary_alter(&$summary, $context) {
   // Append a message to the summary when an instance of foo_formatter has
   // mysetting set to TRUE for the current view mode.
   if ($context['formatter']->getPluginId() == 'foo_formatter') {
-    if ($context['formatter']->getSetting('mysetting')) {
-      $summary[] = t('My setting enabled.');
-    }
+    $summary[] = t('My setting enabled.');
   }
 }
 
diff --git a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
index 870df32..399b08f 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
@@ -49,8 +49,8 @@ public function buildForm(array $form, array &$form_state, $entity_type = NULL,
   /**
    * {@inheritdoc}
    */
-  protected function buildFieldRow($field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
-    $field_row = parent::buildFieldRow($field_id, $instance, $entity_display, $form, $form_state);
+  protected function buildFieldRow($type, $field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
+    $field_row = parent::buildFieldRow($type, $field_id, $instance, $entity_display, $form, $form_state);
     $display_options = $entity_display->getComponent($field_id);
 
     // Insert the label column.
@@ -80,8 +80,8 @@ protected function buildFieldRow($field_id, FieldInstanceInterface $instance, En
   /**
    * {@inheritdoc}
    */
-  protected function buildExtraFieldRow($field_id, $extra_field, $entity_display) {
-    $extra_field_row = parent::buildExtraFieldRow($field_id, $extra_field, $entity_display);
+  protected function buildExtraFieldRow($type, $field_id, $extra_field, $entity_display) {
+    $extra_field_row = parent::buildExtraFieldRow($type, $field_id, $extra_field, $entity_display);
 
     // Insert an empty placeholder for the label column.
     $label = array(
diff --git a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverviewBase.php b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverviewBase.php
index 06a4bdc..66060de 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverviewBase.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverviewBase.php
@@ -128,12 +128,12 @@ public function buildForm(array $form, array &$form_state, $entity_type = NULL,
 
     // Field rows.
     foreach ($instances as $field_id => $instance) {
-      $table[$field_id] = $this->buildFieldRow($field_id, $instance, $entity_display, $form, $form_state);
+      $table[$field_id] = $this->buildFieldRow('field', $field_id, $instance, $entity_display, $form, $form_state);
     }
 
     // Non-field elements.
     foreach ($extra_fields as $field_id => $extra_field) {
-      $table[$field_id] = $this->buildExtraFieldRow($field_id, $extra_field, $entity_display);
+      $table[$field_id] = $this->buildExtraFieldRow('extra_field', $field_id, $extra_field, $entity_display);
     }
 
     $form['fields'] = $table;
@@ -205,6 +205,8 @@ public function buildForm(array $form, array &$form_state, $entity_type = NULL,
   /**
    * Builds the table row structure for a single field.
    *
+   * @param string $type
+   *   The component type.
    * @param string $field_id
    *   The field ID.
    * @param \Drupal\field\FieldInstanceInterface $instance
@@ -219,7 +221,7 @@ public function buildForm(array $form, array &$form_state, $entity_type = NULL,
    * @return array
    *   A table row array.
    */
-  protected function buildFieldRow($field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
+  protected function buildFieldRow($type, $field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
     $display_options = $entity_display->getComponent($field_id);
     $label = $instance->getFieldLabel();
 
@@ -391,8 +393,8 @@ protected function buildFieldRow($field_id, FieldInstanceInterface $instance, En
    * @return array
    *   A table row array.
    */
-  protected function buildExtraFieldRow($field_id, $extra_field, $entity_display) {
-    $display_options = $entity_display->getComponent($field_id);
+  protected function buildExtraFieldRow($type, $field_id, $extra_field, $entity_display) {
+    $display_options = $entity_display->getComponent($field_id, $type);
 
     $extra_field_row = array(
       '#attributes' => array('class' => array('draggable', 'tabledrag-leaf')),
@@ -491,17 +493,17 @@ public function submitForm(array &$form, array &$form_state) {
           $component_values['label'] = $values['label'];
         }
 
-        $display->setComponent($field_name, $component_values);
+        $display->setComponent($field_name, 'field', $component_values);
       }
     }
 
     // Collect data for 'extra' fields.
     foreach ($form['#extra'] as $name) {
       if ($form_values['fields'][$name]['type'] == 'hidden') {
-        $display->removeComponent($name);
+        $display->removeComponent($name, 'extra_field');
       }
       else {
-        $display->setComponent($name, array(
+        $display->setComponent($name, 'extra_field', array(
           'weight' => $form_values['fields'][$name]['weight'],
         ));
       }
diff --git a/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php b/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
index 0c4877c..f02455d 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
@@ -49,8 +49,8 @@ public function buildForm(array $form, array &$form_state, $entity_type = NULL,
   /**
    * {@inheritdoc}
    */
-  protected function buildFieldRow($field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
-    $field_row = parent::buildFieldRow($field_id, $instance, $entity_display, $form, $form_state);
+  protected function buildFieldRow($type, $field_id, FieldInstanceInterface $instance, EntityDisplayBaseInterface $entity_display, array $form, array &$form_state) {
+    $field_row = parent::buildFieldRow($type, $field_id, $instance, $entity_display, $form, $form_state);
 
     // Update the (invisible) title of the 'plugin' column.
     $field_row['plugin']['#title'] = $this->t('Formatter for @title', array('@title' => $instance->getFieldLabel()));
diff --git a/core/modules/field_ui/lib/Drupal/field_ui/Tests/ManageFieldsTest.php b/core/modules/field_ui/lib/Drupal/field_ui/Tests/ManageFieldsTest.php
index 502aef3..404ff23 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/Tests/ManageFieldsTest.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/Tests/ManageFieldsTest.php
@@ -402,7 +402,7 @@ function testLockedField() {
       'bundle' => $this->type,
     ))->save();
     entity_get_form_display('node', $this->type, 'default')
-      ->setComponent($field->id, array(
+      ->setComponent($field->id, 'field', array(
         'type' => 'test_field_widget',
       ))
       ->save();
diff --git a/core/modules/file/lib/Drupal/file/Tests/FileFieldTestBase.php b/core/modules/file/lib/Drupal/file/Tests/FileFieldTestBase.php
index 7edeec7..7ddcb13 100644
--- a/core/modules/file/lib/Drupal/file/Tests/FileFieldTestBase.php
+++ b/core/modules/file/lib/Drupal/file/Tests/FileFieldTestBase.php
@@ -112,7 +112,7 @@ function attachFileField($name, $entity_type, $bundle, $instance_settings = arra
     entity_create('field_instance', $instance)->save();
 
     entity_get_form_display($entity_type, $bundle, 'default')
-      ->setComponent($name, array(
+      ->setComponent($name, 'field', array(
         'type' => 'file_generic',
         'settings' => $widget_settings,
       ))
@@ -128,7 +128,7 @@ function updateFileField($name, $type_name, $instance_settings = array(), $widge
     $instance->save();
 
     entity_get_form_display('node', $type_name, 'default')
-      ->setComponent($name, array(
+      ->setComponent($name, 'field', array(
         'settings' => $widget_settings,
       ))
       ->save();
diff --git a/core/modules/forum/config/entity.display.taxonomy_term.forums.default.yml b/core/modules/forum/config/entity.display.taxonomy_term.forums.default.yml
index c4d4f8b..fe8dcd4 100644
--- a/core/modules/forum/config/entity.display.taxonomy_term.forums.default.yml
+++ b/core/modules/forum/config/entity.display.taxonomy_term.forums.default.yml
@@ -6,5 +6,6 @@ mode: default
 status: 1
 content:
   description:
+    handler_type: extra_field
     weight: '0'
     visible: '1'
diff --git a/core/modules/forum/config/entity.form_display.taxonomy_term.forums.default.yml b/core/modules/forum/config/entity.form_display.taxonomy_term.forums.default.yml
index f091e30..96a6dce 100644
--- a/core/modules/forum/config/entity.form_display.taxonomy_term.forums.default.yml
+++ b/core/modules/forum/config/entity.form_display.taxonomy_term.forums.default.yml
@@ -6,8 +6,10 @@ mode: default
 status: 1
 content:
   name:
+    handler_type: extra_field
     weight: '-5'
     visible: '1'
   description:
+    handler_type: extra_field
     weight: '0'
     visible: '1'
diff --git a/core/modules/forum/forum.install b/core/modules/forum/forum.install
index 3f7d02b..150da36 100644
--- a/core/modules/forum/forum.install
+++ b/core/modules/forum/forum.install
@@ -58,20 +58,20 @@ function forum_install() {
 
     // Assign form display settings for the 'default' form mode.
     entity_get_form_display('node', 'forum', 'default')
-      ->setComponent('taxonomy_forums', array(
+      ->setComponent('taxonomy_forums', 'field', array(
         'type' => 'options_select',
       ))
       ->save();
 
     // Assign display settings for the 'default' and 'teaser' view modes.
     entity_get_display('node', 'forum', 'default')
-      ->setComponent('taxonomy_forums', array(
+      ->setComponent('taxonomy_forums', 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
       ->save();
     entity_get_display('node', 'forum', 'teaser')
-      ->setComponent('taxonomy_forums', array(
+      ->setComponent('taxonomy_forums', 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
diff --git a/core/modules/image/lib/Drupal/image/Entity/ImageStyle.php b/core/modules/image/lib/Drupal/image/Entity/ImageStyle.php
index d67bcad..db4c9f9 100644
--- a/core/modules/image/lib/Drupal/image/Entity/ImageStyle.php
+++ b/core/modules/image/lib/Drupal/image/Entity/ImageStyle.php
@@ -159,7 +159,7 @@ protected static function replaceImageStyle(ImageStyleInterface $style) {
               // Update display information for any instance using the image
               // style that was just deleted.
               $display_options['settings']['image_style'] = $style->id();
-              $display->setComponent($field_name, $display_options)
+              $display->setComponent($field_name, 'field', $display_options)
                 ->save();
             }
           }
@@ -167,7 +167,7 @@ protected static function replaceImageStyle(ImageStyleInterface $style) {
           $widget_configuration = $entity_form_display->getComponent($field_name);
           if ($widget_configuration['settings']['preview_image_style'] == $style->getOriginalId()) {
             $widget_options['settings']['preview_image_style'] = $style->id();
-            $entity_form_display->setComponent($field_name, $widget_options)
+            $entity_form_display->setComponent($field_name, 'field', $widget_options)
               ->save();
           }
         }
diff --git a/core/modules/image/lib/Drupal/image/Tests/ImageAdminStylesTest.php b/core/modules/image/lib/Drupal/image/Tests/ImageAdminStylesTest.php
index 698b1bb..fa988b9 100644
--- a/core/modules/image/lib/Drupal/image/Tests/ImageAdminStylesTest.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageAdminStylesTest.php
@@ -264,7 +264,7 @@ function testStyleReplacement() {
     $field_name = strtolower($this->randomName(10));
     $this->createImageField($field_name, 'article');
     entity_get_display('node', 'article', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'image',
         'settings' => array('image_style' => $style_name),
       ))
@@ -398,7 +398,7 @@ function testConfigImport() {
     $field_name = strtolower($this->randomName(10));
     $this->createImageField($field_name, 'article');
     entity_get_display('node', 'article', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'image',
         'settings' => array('image_style' => $style_name),
       ))
diff --git a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDefaultImagesTest.php b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDefaultImagesTest.php
index a616a4d..ee4d731 100644
--- a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDefaultImagesTest.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDefaultImagesTest.php
@@ -100,7 +100,7 @@ public function testDefaultImages() {
 
     $widget_settings = entity_get_form_display('node', $instance->bundle, 'default')->getComponent($field_name);
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($field_name, $widget_settings)
+      ->setComponent($field_name, 'field', $widget_settings)
       ->save();
     entity_get_display('node', 'page', 'default')
       ->setComponent($field_name)
diff --git a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
index 9ef2167..e68929f 100644
--- a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
@@ -72,7 +72,7 @@ function _testImageFieldFormatters($scheme) {
       'settings' => array('image_link' => 'file'),
     );
     $display = entity_get_display('node', $node->getType(), 'default');
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field',$display_options)
       ->save();
 
     $image = array(
@@ -103,7 +103,7 @@ function _testImageFieldFormatters($scheme) {
 
     // Test the image linked to content formatter.
     $display_options['settings']['image_link'] = 'content';
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field', $display_options)
       ->save();
     $image = array(
       '#theme' => 'image',
@@ -118,7 +118,7 @@ function _testImageFieldFormatters($scheme) {
     // Test the image style 'thumbnail' formatter.
     $display_options['settings']['image_link'] = '';
     $display_options['settings']['image_style'] = 'thumbnail';
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field', $display_options)
       ->save();
 
     // Ensure the derivative image is generated so we do not have to deal with
diff --git a/core/modules/image/lib/Drupal/image/Tests/ImageFieldTestBase.php b/core/modules/image/lib/Drupal/image/Tests/ImageFieldTestBase.php
index 64523a1..7872fbd 100644
--- a/core/modules/image/lib/Drupal/image/Tests/ImageFieldTestBase.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageFieldTestBase.php
@@ -88,7 +88,7 @@ function createImageField($name, $type_name, $field_settings = array(), $instanc
     $field_instance->save();
 
     entity_get_form_display('node', $type_name, 'default')
-      ->setComponent($field['name'], array(
+      ->setComponent($field['name'], 'field', array(
         'type' => 'image_image',
         'settings' => $widget_settings,
       ))
diff --git a/core/modules/link/lib/Drupal/link/Tests/LinkFieldTest.php b/core/modules/link/lib/Drupal/link/Tests/LinkFieldTest.php
index e71beac..6e66bef 100644
--- a/core/modules/link/lib/Drupal/link/Tests/LinkFieldTest.php
+++ b/core/modules/link/lib/Drupal/link/Tests/LinkFieldTest.php
@@ -81,7 +81,7 @@ function testURLValidation() {
       ),
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link_default',
         'settings' => array(
           'placeholder_url' => 'http://example.com',
@@ -89,7 +89,7 @@ function testURLValidation() {
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link',
       ))
       ->save();
@@ -156,7 +156,7 @@ function testLinkTitle() {
     ));
     $this->instance->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link_default',
         'settings' => array(
           'placeholder_url' => 'http://example.com',
@@ -165,7 +165,7 @@ function testLinkTitle() {
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link',
         'label' => 'hidden',
       ))
@@ -274,7 +274,7 @@ function testLinkFormatter() {
       ),
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link_default',
       ))
       ->save();
@@ -283,7 +283,7 @@ function testLinkFormatter() {
       'label' => 'hidden',
     );
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($field_name, $display_options)
+      ->setComponent($field_name, 'field', $display_options)
       ->save();
 
     // Create an entity with two link field values:
@@ -339,7 +339,7 @@ function testLinkFormatter() {
           $display_options['settings'] = $new_value;
         }
         entity_get_display('entity_test', 'entity_test', 'full')
-          ->setComponent($field_name, $display_options)
+          ->setComponent($field_name, 'field', $display_options)
           ->save();
 
         $this->renderTestEntity($id);
@@ -419,12 +419,12 @@ function testLinkSeparateFormatter() {
       'label' => 'hidden',
     );
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'link_default',
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($field_name, $display_options)
+      ->setComponent($field_name, 'field', $display_options)
       ->save();
 
     // Create an entity with two link field values:
@@ -460,7 +460,7 @@ function testLinkSeparateFormatter() {
         // Update the field formatter settings.
         $display_options['settings'] = array($setting => $new_value);
         entity_get_display('entity_test', 'entity_test', 'full')
-          ->setComponent($field_name, $display_options)
+          ->setComponent($field_name, 'field', $display_options)
           ->save();
 
         $this->renderTestEntity($id);
diff --git a/core/modules/node/lib/Drupal/node/NodeViewBuilder.php b/core/modules/node/lib/Drupal/node/NodeViewBuilder.php
index 036d283..8762923 100644
--- a/core/modules/node/lib/Drupal/node/NodeViewBuilder.php
+++ b/core/modules/node/lib/Drupal/node/NodeViewBuilder.php
@@ -65,7 +65,7 @@ public function buildContent(array $entities, array $displays, $view_mode, $lang
       );
 
       // Add Language field text element to node render array.
-      if ($display->getComponent('langcode')) {
+      if ($display->getComponent('langcode', 'extra_field')) {
         $entity->content['langcode'] = array(
           '#type' => 'item',
           '#title' => t('Language'),
diff --git a/core/modules/node/lib/Drupal/node/Tests/MultiStepNodeFormBasicOptionsTest.php b/core/modules/node/lib/Drupal/node/Tests/MultiStepNodeFormBasicOptionsTest.php
index 25036b9..08350c3 100644
--- a/core/modules/node/lib/Drupal/node/Tests/MultiStepNodeFormBasicOptionsTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/MultiStepNodeFormBasicOptionsTest.php
@@ -55,7 +55,7 @@ function testMultiStepNodeFormBasicOptions() {
       ),
     ))->save();
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'text_textfield',
       ))
       ->save();
diff --git a/core/modules/node/lib/Drupal/node/Tests/PagePreviewTest.php b/core/modules/node/lib/Drupal/node/Tests/PagePreviewTest.php
index 8bd1081..35d45d2 100644
--- a/core/modules/node/lib/Drupal/node/Tests/PagePreviewTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/PagePreviewTest.php
@@ -88,19 +88,19 @@ function setUp() {
     ))->save();
 
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_autocomplete',
       ))
       ->save();
 
     // Show on default display and teaser.
     entity_get_display('node', 'page', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
     entity_get_display('node', 'page', 'teaser')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
diff --git a/core/modules/node/lib/Drupal/node/Tests/SummaryLengthTest.php b/core/modules/node/lib/Drupal/node/Tests/SummaryLengthTest.php
index 9ad3373..c7f7f40 100644
--- a/core/modules/node/lib/Drupal/node/Tests/SummaryLengthTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/SummaryLengthTest.php
@@ -50,7 +50,7 @@ function testSummaryLength() {
     $display = entity_get_display('node', $node->getType(), 'teaser');
     $display_options = $display->getComponent('body');
     $display_options['settings']['trim_length'] = 200;
-    $display->setComponent('body', $display_options)
+    $display->setComponent('body', 'field', $display_options)
       ->save();
 
     // Render the node as a teaser again and check that the summary is now only
diff --git a/core/modules/node/node.api.php b/core/modules/node/node.api.php
index ba67aca..100e16e 100644
--- a/core/modules/node/node.api.php
+++ b/core/modules/node/node.api.php
@@ -801,7 +801,7 @@ function hook_node_view(\Drupal\Core\Entity\EntityInterface $node, \Drupal\entit
   // Only do the extra work if the component is configured to be displayed.
   // This assumes a 'mymodule_addition' extra field has been defined for the
   // node type in hook_field_extra_fields().
-  if ($display->getComponent('mymodule_addition')) {
+  if ($display->getComponent('mymodule_addition', 'extra_field')) {
     $node->content['mymodule_addition'] = array(
       '#markup' => mymodule_addition($node),
       '#theme' => 'mymodule_my_additional_field',
diff --git a/core/modules/node/node.module b/core/modules/node/node.module
index a860f3f..d4aa4a4 100644
--- a/core/modules/node/node.module
+++ b/core/modules/node/node.module
@@ -193,11 +193,9 @@ function node_entity_bundle_info() {
 function node_entity_display_alter(EntityDisplay $display, $context) {
   // Hide field labels in search index.
   if ($context['entity_type'] == 'node' && $context['view_mode'] == 'search_index') {
-    foreach ($display->getComponents() as $name => $options) {
-      if (isset($options['label'])) {
-        $options['label'] = 'hidden';
-        $display->setComponent($name, $options);
-      }
+    foreach ($display->getComponents('field') as $name => $options) {
+      $options['label'] = 'hidden';
+      $display->setComponent($name, 'field', $options);
     }
   }
 }
@@ -415,20 +413,20 @@ function node_add_body_field(NodeTypeInterface $type, $label = 'Body') {
 
     // Assign widget settings for the 'default' form mode.
     entity_get_form_display('node', $type->type, 'default')
-      ->setComponent('body', array(
+      ->setComponent('body', 'field', array(
         'type' => 'text_textarea_with_summary',
       ))
       ->save();
 
     // Assign display settings for the 'default' and 'teaser' view modes.
     entity_get_display('node', $type->type, 'default')
-      ->setComponent('body', array(
+      ->setComponent('body', 'field', array(
         'label' => 'hidden',
         'type' => 'text_default',
       ))
       ->save();
     entity_get_display('node', $type->type, 'teaser')
-      ->setComponent('body', array(
+      ->setComponent('body', 'field', array(
         'label' => 'hidden',
         'type' => 'text_summary_or_trimmed',
       ))
diff --git a/core/modules/number/lib/Drupal/number/Tests/NumberFieldTest.php b/core/modules/number/lib/Drupal/number/Tests/NumberFieldTest.php
index 8a1d9b2..f964319 100644
--- a/core/modules/number/lib/Drupal/number/Tests/NumberFieldTest.php
+++ b/core/modules/number/lib/Drupal/number/Tests/NumberFieldTest.php
@@ -78,7 +78,7 @@ function testNumberDecimalField() {
     ))->save();
 
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'number',
         'settings' => array(
           'placeholder' => '0.00'
@@ -86,7 +86,7 @@ function testNumberDecimalField() {
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'number_decimal',
       ))
       ->save();
diff --git a/core/modules/options/lib/Drupal/options/Tests/OptionsDynamicValuesTest.php b/core/modules/options/lib/Drupal/options/Tests/OptionsDynamicValuesTest.php
index 6607332..0ff9cbb 100644
--- a/core/modules/options/lib/Drupal/options/Tests/OptionsDynamicValuesTest.php
+++ b/core/modules/options/lib/Drupal/options/Tests/OptionsDynamicValuesTest.php
@@ -48,7 +48,7 @@ function setUp() {
       'required' => TRUE,
     ))->save();
     entity_get_form_display('entity_test_rev', 'entity_test_rev', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
diff --git a/core/modules/options/lib/Drupal/options/Tests/OptionsFieldTest.php b/core/modules/options/lib/Drupal/options/Tests/OptionsFieldTest.php
index c00cc63..12a06f3 100644
--- a/core/modules/options/lib/Drupal/options/Tests/OptionsFieldTest.php
+++ b/core/modules/options/lib/Drupal/options/Tests/OptionsFieldTest.php
@@ -88,7 +88,7 @@ function testUpdateAllowedValues() {
       'bundle' => 'entity_test',
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->fieldName, array(
+      ->setComponent($this->fieldName, 'field', array(
         'type' => 'options_buttons',
       ))
       ->save();
diff --git a/core/modules/options/lib/Drupal/options/Tests/OptionsFieldUnitTestBase.php b/core/modules/options/lib/Drupal/options/Tests/OptionsFieldUnitTestBase.php
index 2b70634..43daefc 100644
--- a/core/modules/options/lib/Drupal/options/Tests/OptionsFieldUnitTestBase.php
+++ b/core/modules/options/lib/Drupal/options/Tests/OptionsFieldUnitTestBase.php
@@ -78,7 +78,7 @@ public function setUp() {
     $this->instance->save();
 
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->fieldName, array(
+      ->setComponent($this->fieldName, 'field', array(
         'type' => 'options_buttons',
       ))
       ->save();
diff --git a/core/modules/options/lib/Drupal/options/Tests/OptionsWidgetsTest.php b/core/modules/options/lib/Drupal/options/Tests/OptionsWidgetsTest.php
index 877148c..bbbd1d7 100644
--- a/core/modules/options/lib/Drupal/options/Tests/OptionsWidgetsTest.php
+++ b/core/modules/options/lib/Drupal/options/Tests/OptionsWidgetsTest.php
@@ -116,7 +116,7 @@ function testRadioButtons() {
     ));
     $instance->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->card_1->getFieldName(), array(
+      ->setComponent($this->card_1->getFieldName(), 'field', array(
         'type' => 'options_buttons',
       ))
       ->save();
@@ -173,7 +173,7 @@ function testCheckBoxes() {
     ));
     $instance->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->card_2->getFieldName(), array(
+      ->setComponent($this->card_2->getFieldName(), 'field', array(
         'type' => 'options_buttons',
       ))
       ->save();
@@ -264,7 +264,7 @@ function testSelectListSingle() {
     ));
     $instance->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->card_1->getFieldName(), array(
+      ->setComponent($this->card_1->getFieldName(), 'field', array(
         'type' => 'options_select',
       ))
       ->save();
@@ -363,7 +363,7 @@ function testSelectListMultiple() {
     ));
     $instance->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->card_2->getFieldName(), array(
+      ->setComponent($this->card_2->getFieldName(), 'field', array(
         'type' => 'options_select',
       ))
       ->save();
@@ -482,7 +482,7 @@ function testOnOffCheckbox() {
       'bundle' => 'entity_test',
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->bool->getFieldName(), array(
+      ->setComponent($this->bool->getFieldName(), 'field', array(
         'type' => 'options_onoff',
       ))
       ->save();
@@ -548,7 +548,7 @@ function testOnOffCheckboxLabelSetting() {
     ))->save();
 
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'options_onoff',
       ))
       ->save();
diff --git a/core/modules/picture/lib/Drupal/picture/Tests/PictureFieldDisplayTest.php b/core/modules/picture/lib/Drupal/picture/Tests/PictureFieldDisplayTest.php
index 7c11a6f..ce798d2 100644
--- a/core/modules/picture/lib/Drupal/picture/Tests/PictureFieldDisplayTest.php
+++ b/core/modules/picture/lib/Drupal/picture/Tests/PictureFieldDisplayTest.php
@@ -135,11 +135,10 @@ public function _testPictureFieldFormatters($scheme) {
     // Use the picture formatter linked to file formatter.
     $display_options = array(
       'type' => 'picture',
-      'module' => 'picture',
       'settings' => array('image_link' => 'file'),
     );
     $display = entity_get_display('node', 'article', 'default');
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field', $display_options)
       ->save();
 
     $image = array(
@@ -170,7 +169,7 @@ public function _testPictureFieldFormatters($scheme) {
 
     // Use the picture formatter with a picture mapping.
     $display_options['settings']['picture_mapping'] = 'mapping_one';
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field', $display_options)
       ->save();
 
     // Output should contain all image styles and all breakpoints.
@@ -185,7 +184,7 @@ public function _testPictureFieldFormatters($scheme) {
     // Test the fallback image style.
     $display_options['settings']['image_link'] = '';
     $display_options['settings']['fallback_image_style'] = 'large';
-    $display->setComponent($field_name, $display_options)
+    $display->setComponent($field_name, 'field', $display_options)
       ->save();
 
     $large_style = entity_load('image_style', 'large');
diff --git a/core/modules/rdf/lib/Drupal/rdf/Tests/Field/FieldRdfaTestBase.php b/core/modules/rdf/lib/Drupal/rdf/Tests/Field/FieldRdfaTestBase.php
index 29d4084..ec75166 100644
--- a/core/modules/rdf/lib/Drupal/rdf/Tests/Field/FieldRdfaTestBase.php
+++ b/core/modules/rdf/lib/Drupal/rdf/Tests/Field/FieldRdfaTestBase.php
@@ -70,7 +70,7 @@ protected function assertFormatterRdfa($formatter, $property, $value, $object_ty
     // The field formatter will be rendered inside the entity. Set the field
     // formatter in the entity display options before rendering the entity.
     entity_get_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->fieldName, array('type' => $formatter))
+      ->setComponent($this->fieldName, 'field', array('type' => $formatter))
       ->save();
     $build = entity_view($this->entity, 'default');
     $output = drupal_render($build);
diff --git a/core/modules/rdf/lib/Drupal/rdf/Tests/FileFieldAttributesTest.php b/core/modules/rdf/lib/Drupal/rdf/Tests/FileFieldAttributesTest.php
index cc738e4..1ad79c3 100644
--- a/core/modules/rdf/lib/Drupal/rdf/Tests/FileFieldAttributesTest.php
+++ b/core/modules/rdf/lib/Drupal/rdf/Tests/FileFieldAttributesTest.php
@@ -60,7 +60,7 @@ public function setUp() {
 
     // Set the teaser display to show this field.
     entity_get_display('node', 'article', 'teaser')
-      ->setComponent($this->fieldName, array('type' => 'file_default'))
+      ->setComponent($this->fieldName, 'field', array('type' => 'file_default'))
       ->save();
 
     // Set the RDF mapping for the new field.
diff --git a/core/modules/rdf/lib/Drupal/rdf/Tests/ImageFieldAttributesTest.php b/core/modules/rdf/lib/Drupal/rdf/Tests/ImageFieldAttributesTest.php
index 14af8f6..78a3523 100644
--- a/core/modules/rdf/lib/Drupal/rdf/Tests/ImageFieldAttributesTest.php
+++ b/core/modules/rdf/lib/Drupal/rdf/Tests/ImageFieldAttributesTest.php
@@ -86,7 +86,7 @@ function testNodeTeaser() {
       'settings' => array('image_style' => 'medium', 'image_link' => 'content'),
     );
     $display = entity_get_display('node', 'article', 'teaser');
-    $display->setComponent($this->fieldName, $display_options)
+    $display->setComponent($this->fieldName, 'field', $display_options)
       ->save();
 
     // Render the teaser.
diff --git a/core/modules/rdf/lib/Drupal/rdf/Tests/TaxonomyTermFieldAttributesTest.php b/core/modules/rdf/lib/Drupal/rdf/Tests/TaxonomyTermFieldAttributesTest.php
index f19cff2..c0802d0 100644
--- a/core/modules/rdf/lib/Drupal/rdf/Tests/TaxonomyTermFieldAttributesTest.php
+++ b/core/modules/rdf/lib/Drupal/rdf/Tests/TaxonomyTermFieldAttributesTest.php
@@ -80,7 +80,7 @@ public function setUp() {
   function testNodeTeaser() {
     // Set the teaser display to show this field.
     entity_get_display('node', 'article', 'teaser')
-      ->setComponent($this->fieldName, array('type' => 'taxonomy_term_reference_link'))
+      ->setComponent($this->fieldName, 'field', array('type' => 'taxonomy_term_reference_link'))
       ->save();
 
     // Create a term in each vocabulary.
@@ -175,10 +175,10 @@ protected function createTaxonomyTermReferenceField($field_name, $vocabulary) {
       'bundle' => 'article',
     ))->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($field_name, array('type' => 'options_select'))
+      ->setComponent($field_name, 'field', array('type' => 'options_select'))
       ->save();
     entity_get_display('node', 'article', 'full')
-      ->setComponent($field_name, array('type' => 'taxonomy_term_reference_link'))
+      ->setComponent($field_name, 'field', array('type' => 'taxonomy_term_reference_link'))
       ->save();
   }
 
diff --git a/core/modules/system/entity.api.php b/core/modules/system/entity.api.php
index 05f9e57..95d748d 100644
--- a/core/modules/system/entity.api.php
+++ b/core/modules/system/entity.api.php
@@ -447,7 +447,7 @@ function hook_entity_view(\Drupal\Core\Entity\EntityInterface $entity, \Drupal\e
   // Only do the extra work if the component is configured to be displayed.
   // This assumes a 'mymodule_addition' extra field has been defined for the
   // entity bundle in hook_field_extra_fields().
-  if ($display->getComponent('mymodule_addition')) {
+  if ($display->getComponent('mymodule_addition', 'extra_field')) {
     $entity->content['mymodule_addition'] = array(
       '#markup' => mymodule_addition($entity),
       '#theme' => 'mymodule_my_additional_field',
@@ -517,7 +517,7 @@ function hook_entity_prepare_view($entity_type, array $entities, array $displays
     // defined for the entity bundle in hook_field_extra_fields().
     $ids = array();
     foreach ($entities as $id => $entity) {
-      if ($displays[$entity->bundle()]->getComponent('mymodule_addition')) {
+      if ($displays[$entity->bundle()]->getComponent('mymodule_addition', 'extra_field')) {
         $ids[] = $id;
       }
     }
@@ -563,11 +563,9 @@ function hook_entity_view_mode_alter(&$view_mode, Drupal\Core\Entity\EntityInter
 function hook_entity_display_alter(\Drupal\entity\Entity\EntityDisplay $display, array $context) {
   // Leave field labels out of the search index.
   if ($context['entity_type'] == 'node' && $context['view_mode'] == 'search_index') {
-    foreach ($display->getComponents() as $name => $options) {
-      if (isset($options['label'])) {
-        $options['label'] = 'hidden';
-        $display->setComponent($name, $options);
-      }
+    foreach ($display->getComponents('field') as $name => $options) {
+      $options['label'] = 'hidden';
+      $display->setComponent($name, 'field', $options);
     }
   }
 }
@@ -612,7 +610,7 @@ function hook_entity_prepare_form(\Drupal\Core\Entity\EntityInterface $entity, $
 function hook_entity_form_display_alter(\Drupal\entity\Entity\EntityFormDisplay $form_display, array $context) {
   // Hide the 'user_picture' field from the register form.
   if ($context['entity_type'] == 'user' && $context['form_mode'] == 'register') {
-    $form_display->setComponent('user_picture', array(
+    $form_display->setComponent('user_picture', 'field', array(
       'type' => 'hidden',
     ));
   }
diff --git a/core/modules/system/lib/Drupal/system/Tests/Ajax/MultiFormTest.php b/core/modules/system/lib/Drupal/system/Tests/Ajax/MultiFormTest.php
index 1e3dbd3..cfa6f0d 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Ajax/MultiFormTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Ajax/MultiFormTest.php
@@ -48,7 +48,7 @@ function setUp() {
       'bundle' => 'page',
     ))->save();
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($field_name, array('type' => 'text_default'))
+      ->setComponent($field_name, 'field', array('type' => 'text_default'))
       ->save();
 
     // Login a user who can create 'page' nodes.
diff --git a/core/modules/system/lib/Drupal/system/Tests/Entity/EntityViewControllerTest.php b/core/modules/system/lib/Drupal/system/Tests/Entity/EntityViewControllerTest.php
index 8adf8ef..5caf89f 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Entity/EntityViewControllerTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Entity/EntityViewControllerTest.php
@@ -75,7 +75,7 @@ function testEntityViewController() {
   public function testFieldItemAttributes() {
     // Make sure the test field will be rendered.
     entity_get_display('entity_test', 'entity_test', 'default')
-      ->setComponent('field_test_text', array('type' => 'text_default'))
+      ->setComponent('field_test_text', 'field', array('type' => 'text_default'))
       ->save();
 
     // Create an entity and save test value in field_test_text.
diff --git a/core/modules/system/lib/Drupal/system/Tests/Form/ArbitraryRebuildTest.php b/core/modules/system/lib/Drupal/system/Tests/Form/ArbitraryRebuildTest.php
index b09fc9b..9513773 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Form/ArbitraryRebuildTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Form/ArbitraryRebuildTest.php
@@ -47,7 +47,7 @@ function setUp() {
       'label' => 'Test a multiple valued field',
     ))->save();
     entity_get_form_display('user', 'user', 'register')
-      ->setComponent('test_multiple', array(
+      ->setComponent('test_multiple', 'field', array(
         'type' => 'text_textfield',
         'weight' => 0,
       ))
diff --git a/core/modules/system/lib/Drupal/system/Tests/Form/RebuildTest.php b/core/modules/system/lib/Drupal/system/Tests/Form/RebuildTest.php
index a05e684..de1a205 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Form/RebuildTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Form/RebuildTest.php
@@ -86,7 +86,7 @@ function testPreserveFormActionAfterAJAX() {
     );
     entity_create('field_instance', $instance)->save();
     entity_get_form_display('node', 'page', 'default')
-      ->setComponent($field_name, array('type' => 'text_test'))
+      ->setComponent($field_name, 'field', array('type' => 'text_test'))
       ->save();
 
     // Log in a user who can create 'page' nodes.
diff --git a/core/modules/system/tests/modules/entity_test/entity_test.install b/core/modules/system/tests/modules/entity_test/entity_test.install
index a03acf0..a5ffa50 100644
--- a/core/modules/system/tests/modules/entity_test/entity_test.install
+++ b/core/modules/system/tests/modules/entity_test/entity_test.install
@@ -32,7 +32,7 @@ function entity_test_install() {
     ))->save();
 
     entity_get_form_display($entity_type, $entity_type, 'default')
-      ->setComponent('field_test_text', array('type' => 'text_text'))
+      ->setComponent('field_test_text', 'field', array('type' => 'text_text'))
       ->save();
   }
 }
diff --git a/core/modules/system/tests/modules/entity_test/entity_test.module b/core/modules/system/tests/modules/entity_test/entity_test.module
index 2350766..fbb9be4 100644
--- a/core/modules/system/tests/modules/entity_test/entity_test.module
+++ b/core/modules/system/tests/modules/entity_test/entity_test.module
@@ -195,7 +195,7 @@ function entity_test_entity_form_mode_info_alter(&$form_modes) {
  * Implements hook_field_extra_fields().
  */
 function entity_test_field_extra_fields() {
-  $extra['entity_test']['entity_test'] = array(
+  $extra['entity_test']['bundle_with_extra_fields'] = array(
     'display' => array(
       // Note: those extra fields do not currently display anything, they are
       // just used in \Drupal\entity\Tests\EntityDisplayTest to test the
@@ -428,7 +428,7 @@ function entity_test_entity_form_display_alter(EntityFormDisplay $form_display,
   if ($context['entity_type'] == 'entity_test') {
     if ($component_options = $form_display->getComponent('field_test_text')) {
       $component_options['settings']['size'] = 42;
-      $form_display->setComponent('field_test_text', $component_options);
+      $form_display->setComponent('field_test_text', 'field', $component_options);
     }
   }
 }
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/TermViewBuilder.php b/core/modules/taxonomy/lib/Drupal/taxonomy/TermViewBuilder.php
index b33dbfd..367fd2d 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/TermViewBuilder.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/TermViewBuilder.php
@@ -25,7 +25,7 @@ public function buildContent(array $entities, array $displays, $view_mode, $lang
     foreach ($entities as $entity) {
       // Add the description if enabled.
       $display = $displays[$entity->bundle()];
-      if (!empty($entity->description->value) && $display->getComponent('description')) {
+      if (!empty($entity->description->value) && $display->getComponent('description', 'extra_field')) {
         $entity->content['description'] = array(
           '#markup' => check_markup($entity->description->value, $entity->format->value, '', TRUE),
           '#prefix' => '<div class="taxonomy-term-description">',
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/RssTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/RssTest.php
index e89c531..ee55a48 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/RssTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/RssTest.php
@@ -58,12 +58,12 @@ function setUp() {
       'entity_type' => 'node',
     ))->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field',  array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
@@ -88,7 +88,7 @@ function testTaxonomyRss() {
     // Change the format to 'RSS category'.
     $this->drupalGet("admin/structure/types/manage/article/display/rss");
     $edit = array(
-      "fields[taxonomy_" . $this->vocabulary->id() . "][type]" => 'taxonomy_term_reference_rss_category',
+      'fields[taxonomy_' . $this->vocabulary->id() . '][type]' => 'taxonomy_term_reference_rss_category',
     );
     $this->drupalPostForm(NULL, $edit, t('Save'));
 
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TaxonomyImageTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TaxonomyImageTest.php
index db00705..d75ef55 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TaxonomyImageTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TaxonomyImageTest.php
@@ -59,13 +59,13 @@ public function setUp() {
       'settings' => array(),
     ))->save();
     entity_get_display($entity_type, $this->vocabulary->id(), 'default')
-      ->setComponent($name, array(
+      ->setComponent($name, 'field', array(
         'type' => 'image',
         'settings' => array(),
       ))
       ->save();
     entity_get_form_display($entity_type, $this->vocabulary->id(), 'default')
-      ->setComponent($name, array(
+      ->setComponent($name, 'field', array(
         'type' => 'image_image',
         'settings' => array(),
       ))
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldMultipleVocabularyTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldMultipleVocabularyTest.php
index 8007b30..db11fe9 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldMultipleVocabularyTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldMultipleVocabularyTest.php
@@ -66,12 +66,12 @@ function setUp() {
       'bundle' => 'entity_test',
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldTest.php
index 34250d6..b82f8d6 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermFieldTest.php
@@ -63,12 +63,12 @@ function setUp() {
       'bundle' => 'entity_test',
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('entity_test', 'entity_test', 'full')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermIndexTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermIndexTest.php
index c7abc5c..f21bb20 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermIndexTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermIndexTest.php
@@ -53,12 +53,12 @@ function setUp() {
       'entity_type' => 'node',
     ))->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name_1, array(
+      ->setComponent($this->field_name_1, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name_1, array(
+      ->setComponent($this->field_name_1, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
@@ -84,12 +84,12 @@ function setUp() {
       'entity_type' => 'node',
     ))->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name_2, array(
+      ->setComponent($this->field_name_2, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name_2, array(
+      ->setComponent($this->field_name_2, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
index dcae350..7c6ceb6 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
@@ -52,12 +52,12 @@ function setUp() {
     ));
     $this->instance->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('node', 'article', 'default')
-      ->setComponent($field_name, array(
+      ->setComponent($field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
@@ -148,7 +148,7 @@ function testNodeTermCreationAndDeletion() {
     // Enable tags in the vocabulary.
     $instance = $this->instance;
     entity_get_form_display($instance->entity_type, $instance->bundle, 'default')
-      ->setComponent($instance->getFieldName(), array(
+      ->setComponent($instance->getFieldName(), 'field', array(
         'type' => 'taxonomy_autocomplete',
         'settings' => array(
           'placeholder' => 'Start typing here.',
@@ -518,7 +518,7 @@ function testReSavingTags() {
     // Enable tags in the vocabulary.
     $instance = $this->instance;
     entity_get_form_display($instance->entity_type, $instance->bundle, 'default')
-      ->setComponent($instance->getFieldName(), array(
+      ->setComponent($instance->getFieldName(), 'field', array(
         'type' => 'taxonomy_autocomplete',
       ))
       ->save();
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TokenReplaceTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TokenReplaceTest.php
index be4ed53..0abfa2c 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TokenReplaceTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TokenReplaceTest.php
@@ -50,12 +50,12 @@ function setUp() {
       'entity_type' => 'node',
     ))->save();
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'options_select',
       ))
       ->save();
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
       ))
       ->save();
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/Views/TaxonomyTestBase.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/Views/TaxonomyTestBase.php
index b44e6c5..34d201e 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/Views/TaxonomyTestBase.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/Views/TaxonomyTestBase.php
@@ -101,20 +101,20 @@ protected function mockStandardInstall() {
     ))->save();
 
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_autocomplete',
         'weight' => -4,
       ))
       ->save();
 
     entity_get_display('node', 'article', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
       ->save();
     entity_get_display('node', 'article', 'teaser')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
diff --git a/core/modules/taxonomy/taxonomy.api.php b/core/modules/taxonomy/taxonomy.api.php
index 8de2d33..fb3b3ac 100644
--- a/core/modules/taxonomy/taxonomy.api.php
+++ b/core/modules/taxonomy/taxonomy.api.php
@@ -263,7 +263,7 @@ function hook_taxonomy_term_view(\Drupal\taxonomy\Entity\Term $term, \Drupal\ent
   // Only do the extra work if the component is configured to be displayed.
   // This assumes a 'mymodule_addition' extra field has been defined for the
   // vocabulary in hook_field_extra_fields().
-  if ($display->getComponent('mymodule_addition')) {
+  if ($display->getComponent('mymodule_addition', 'extra_field')) {
     $term->content['mymodule_addition'] = array(
       '#markup' => mymodule_addition($term),
       '#theme' => 'mymodule_my_additional_field',
diff --git a/core/modules/telephone/lib/Drupal/telephone/Tests/TelephoneFieldTest.php b/core/modules/telephone/lib/Drupal/telephone/Tests/TelephoneFieldTest.php
index 1f5ab23..757e1f7 100644
--- a/core/modules/telephone/lib/Drupal/telephone/Tests/TelephoneFieldTest.php
+++ b/core/modules/telephone/lib/Drupal/telephone/Tests/TelephoneFieldTest.php
@@ -65,7 +65,7 @@ function testTelephoneField() {
     ))->save();
 
     entity_get_form_display('node', 'article', 'default')
-      ->setComponent('field_telephone', array(
+      ->setComponent('field_telephone', 'field', array(
         'type' => 'telephone_default',
         'settings' => array(
           'placeholder' => '123-456-7890',
@@ -74,7 +74,7 @@ function testTelephoneField() {
       ->save();
 
     entity_get_display('node', 'article', 'default')
-      ->setComponent('field_telephone', array(
+      ->setComponent('field_telephone', 'field', array(
         'type' => 'telephone_link',
         'weight' => 1,
       ))
diff --git a/core/modules/text/lib/Drupal/text/Tests/Formatter/TextPlainUnitTest.php b/core/modules/text/lib/Drupal/text/Tests/Formatter/TextPlainUnitTest.php
index 72c0fe9..0a238c0 100644
--- a/core/modules/text/lib/Drupal/text/Tests/Formatter/TextPlainUnitTest.php
+++ b/core/modules/text/lib/Drupal/text/Tests/Formatter/TextPlainUnitTest.php
@@ -86,7 +86,7 @@ function setUp() {
 
     $this->view_mode = 'default';
     $this->display = entity_get_display($this->entity_type, $this->bundle, $this->view_mode)
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => $this->formatter_type,
         'settings' => $this->formatter_settings,
       ));
diff --git a/core/modules/text/lib/Drupal/text/Tests/TextFieldTest.php b/core/modules/text/lib/Drupal/text/Tests/TextFieldTest.php
index f209a44..62b3c2c 100644
--- a/core/modules/text/lib/Drupal/text/Tests/TextFieldTest.php
+++ b/core/modules/text/lib/Drupal/text/Tests/TextFieldTest.php
@@ -107,7 +107,7 @@ function _testTextfieldWidgets($field_type, $widget_type) {
       ),
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => $widget_type,
         'settings' => array(
           'placeholder' => 'A placeholder on ' . $widget_type,
@@ -174,7 +174,7 @@ function _testTextfieldWidgetsFormatted($field_type, $widget_type) {
       ),
     ))->save();
     entity_get_form_display('entity_test', 'entity_test', 'default')
-      ->setComponent($this->field_name, array(
+      ->setComponent($this->field_name, 'field', array(
         'type' => $widget_type,
       ))
       ->save();
diff --git a/core/modules/user/lib/Drupal/user/Tests/UserRegistrationTest.php b/core/modules/user/lib/Drupal/user/Tests/UserRegistrationTest.php
index d952f8c..3f51f23 100644
--- a/core/modules/user/lib/Drupal/user/Tests/UserRegistrationTest.php
+++ b/core/modules/user/lib/Drupal/user/Tests/UserRegistrationTest.php
@@ -212,7 +212,7 @@ function testRegistrationWithUserFields() {
     ));
     $instance->save();
     entity_get_form_display('user', 'user', 'default')
-      ->setComponent('test_user_field', array('type' => 'test_field_widget'))
+      ->setComponent('test_user_field', 'field', array('type' => 'test_field_widget'))
       ->save();
     entity_get_form_display('user', 'user', 'register')
       ->save();
@@ -223,7 +223,7 @@ function testRegistrationWithUserFields() {
 
     // Have the field appear on the registration form.
     entity_get_form_display('user', 'user', 'register')
-      ->setComponent('test_user_field', array('type' => 'test_field_widget'))
+      ->setComponent('test_user_field', 'field', array('type' => 'test_field_widget'))
       ->save();
 
     $this->drupalGet('user/register');
diff --git a/core/modules/user/user.api.php b/core/modules/user/user.api.php
index 6533c0e..a1ff50e 100644
--- a/core/modules/user/user.api.php
+++ b/core/modules/user/user.api.php
@@ -328,7 +328,7 @@ function hook_user_view(\Drupal\user\UserInterface $account, \Drupal\entity\Enti
   // Only do the extra work if the component is configured to be displayed.
   // This assumes a 'mymodule_addition' extra field has been defined for the
   // user entity type in hook_field_extra_fields().
-  if ($display->getComponent('mymodule_addition')) {
+  if ($display->getComponent('mymodule_addition', 'extra_field')) {
     $account->content['mymodule_addition'] = array(
       '#markup' => mymodule_addition($account),
       '#theme' => 'mymodule_my_additional_field',
diff --git a/core/modules/user/user.install b/core/modules/user/user.install
index 8f6cbe2..a02bd20 100644
--- a/core/modules/user/user.install
+++ b/core/modules/user/user.install
@@ -659,6 +659,7 @@ function user_update_8011() {
   // Assign form settings for the 'default' form mode.
   $form_display = _update_8000_entity_get_form_display('user', 'user', 'default', TRUE);
   $form_display->set('content.user_picture', array(
+      'handler_type' => 'field',
       'type' => $widget,
       'settings' => array(
         'progress_indicator' => 'throbber',
@@ -672,6 +673,7 @@ function user_update_8011() {
   // Assign display settings for the 'default' and 'compact' view modes.
   $display = _update_8000_entity_get_display('user', 'user', 'default');
   $display->set('content.user_picture', array(
+      'handler_type' => 'field',
       'label' => 'hidden',
       'type' => $formatter,
       'settings' => array(
@@ -685,6 +687,7 @@ function user_update_8011() {
 
   $display = _update_8000_entity_get_display('user', 'user', 'compact');
   $display->set('content.user_picture', array(
+      'handler_type' => 'extra_field',
       'label' => 'hidden',
       'type' => $formatter,
       'settings' => array(
diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 5751f02..925d10b 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -515,7 +515,7 @@ function user_permission() {
  * Implements hook_user_view().
  */
 function user_user_view(UserInterface $account, EntityDisplay $display) {
-  if ($display->getComponent('member_for')) {
+  if ($display->getComponent('member_for', 'extra_field')) {
     $account->content['member_for'] = array(
       '#type' => 'item',
       '#title' => t('Member for'),
diff --git a/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php b/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php
index 8a04604..6729b8d 100644
--- a/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php
+++ b/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php
@@ -81,19 +81,19 @@ function setUp() {
     entity_create('field_instance', $this->tag_instance)->save();
 
     entity_get_form_display('node', $this->node_type_with_tags->type, 'default')
-      ->setComponent('field_views_testing_tags', array(
+      ->setComponent('field_views_testing_tags', 'field', array(
         'type' => 'taxonomy_autocomplete',
       ))
       ->save();
 
-    entity_get_display('node', $this->node_type_with_tags->type, 'default')
-      ->setComponent('field_views_testing_tags', array(
+    entity_get_display('field', 'node', $this->node_type_with_tags->type, 'default')
+      ->setComponent('field_views_testing_tags', 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
       ->save();
-    entity_get_display('node', $this->node_type_with_tags->type, 'teaser')
-      ->setComponent('field_views_testing_tags', array(
+    entity_get_display('field', 'node', $this->node_type_with_tags->type, 'teaser')
+      ->setComponent('field_views_testing_tags', 'field', array(
         'type' => 'taxonomy_term_reference_link',
         'weight' => 10,
       ))
@@ -191,7 +191,7 @@ function testTaggedWithByNodeType() {
     $instance['bundle'] = $this->node_type_without_tags->type;
     entity_create('field_instance', $instance)->save();
     entity_get_form_display('node', $this->node_type_without_tags->type, 'default')
-      ->setComponent('field_views_testing_tags', array(
+      ->setComponent('field_views_testing_tags', 'field', array(
         'type' => 'taxonomy_autocomplete',
       ))
       ->save();
diff --git a/core/profiles/standard/config/entity.display.node.article.default.yml b/core/profiles/standard/config/entity.display.node.article.default.yml
index 33d77f0..8492d98 100644
--- a/core/profiles/standard/config/entity.display.node.article.default.yml
+++ b/core/profiles/standard/config/entity.display.node.article.default.yml
@@ -6,16 +6,19 @@ mode: default
 status: 1
 content:
   body:
+    handler_type: field
     label: hidden
     type: text_default
     weight: '0'
     settings: {  }
   field_tags:
+    handler_type: field
     type: taxonomy_term_reference_link
     weight: '10'
     label: above
     settings: {  }
   field_image:
+    handler_type: field
     label: hidden
     type: image
     settings:
diff --git a/core/profiles/standard/config/entity.display.node.article.teaser.yml b/core/profiles/standard/config/entity.display.node.article.teaser.yml
index a11caae..3de681b 100644
--- a/core/profiles/standard/config/entity.display.node.article.teaser.yml
+++ b/core/profiles/standard/config/entity.display.node.article.teaser.yml
@@ -6,17 +6,20 @@ mode: teaser
 status: 1
 content:
   body:
+    handler_type: field
     label: hidden
     type: text_summary_or_trimmed
     weight: '0'
     settings:
       trim_length: '600'
   field_tags:
+    handler_type: field
     type: taxonomy_term_reference_link
     weight: '10'
     label: above
     settings: {  }
   field_image:
+    handler_type: field
     label: hidden
     type: image
     settings:
diff --git a/core/profiles/standard/config/entity.display.user.user.compact.yml b/core/profiles/standard/config/entity.display.user.user.compact.yml
index d83a3dd..971f505 100644
--- a/core/profiles/standard/config/entity.display.user.user.compact.yml
+++ b/core/profiles/standard/config/entity.display.user.user.compact.yml
@@ -5,6 +5,7 @@ bundle: user
 mode: compact
 content:
   user_picture:
+    handler_type: field
     label: hidden
     type: image
     settings:
diff --git a/core/profiles/standard/config/entity.display.user.user.default.yml b/core/profiles/standard/config/entity.display.user.user.default.yml
index b19d602..201c5e4 100644
--- a/core/profiles/standard/config/entity.display.user.user.default.yml
+++ b/core/profiles/standard/config/entity.display.user.user.default.yml
@@ -5,6 +5,7 @@ bundle: user
 mode: default
 content:
   user_picture:
+    handler_type: field
     label: hidden
     type: image
     settings:
diff --git a/core/profiles/standard/config/entity.form_display.node.article.default.yml b/core/profiles/standard/config/entity.form_display.node.article.default.yml
index f3007ac..3cb39f6 100644
--- a/core/profiles/standard/config/entity.form_display.node.article.default.yml
+++ b/core/profiles/standard/config/entity.form_display.node.article.default.yml
@@ -6,6 +6,7 @@ mode: default
 status: 1
 content:
   body:
+    handler_type: field
     type: text_textarea_with_summary
     weight: '0'
     settings:
@@ -13,6 +14,7 @@ content:
       summary_rows: '3'
       placeholder: ''
   field_tags:
+    handler_type: field
     type: taxonomy_autocomplete
     weight: '-4'
     settings:
@@ -20,6 +22,7 @@ content:
       autocomplete_route_name: taxonomy.autocomplete
       placeholder: ''
   field_image:
+    handler_type: field
     type: image_image
     settings:
       progress_indicator: throbber
diff --git a/core/profiles/standard/config/entity.form_display.user.user.default.yml b/core/profiles/standard/config/entity.form_display.user.user.default.yml
index 0758cf6..07d7c1f 100644
--- a/core/profiles/standard/config/entity.form_display.user.user.default.yml
+++ b/core/profiles/standard/config/entity.form_display.user.user.default.yml
@@ -5,6 +5,7 @@ bundle: user
 mode: default
 content:
   user_picture:
+    handler_type: field
     type: image_image
     settings:
       progress_indicator: throbber