diff --git a/core/lib/Drupal/Core/Entity/Field/FieldItemList.php b/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
index 4b4e1eb..2006785 100644
--- a/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
+++ b/core/lib/Drupal/Core/Entity/Field/FieldItemList.php
@@ -7,7 +7,9 @@
 
 namespace Drupal\Core\Entity\Field;
 
+use Drupal\Component\Utility\NestedArray;
 use Drupal\Core\Entity\Field\FieldItemListInterface;
+use Drupal\Core\Entity\Field\FieldDefinition;
 use Drupal\Core\Session\AccountInterface;
 use Drupal\Core\TypedData\TypedDataInterface;
 use Drupal\Core\TypedData\ItemList;
@@ -80,7 +82,7 @@ public function getLangcode() {
    * {@inheritdoc}
    */
   public function getFieldDefinition() {
-    return new FieldDefinition($this->definition);
+    return new FieldDefinition(NestedArray::mergeDeep($this->getPluginDefinition(), $this->definition));
   }
 
   /**
diff --git a/core/lib/Drupal/Core/Entity/Plugin/DataType/Deriver/FieldItemDeriver.php b/core/lib/Drupal/Core/Entity/Plugin/DataType/Deriver/FieldItemDeriver.php
index 60b47f9..4c1d1d1 100644
--- a/core/lib/Drupal/Core/Entity/Plugin/DataType/Deriver/FieldItemDeriver.php
+++ b/core/lib/Drupal/Core/Entity/Plugin/DataType/Deriver/FieldItemDeriver.php
@@ -77,6 +77,16 @@ public function getDerivativeDefinition($derivative_id, array $base_plugin_defin
    */
   public function getDerivativeDefinitions(array $base_plugin_definition) {
     foreach ($this->fieldTypePluginManager->getDefinitions() as $plugin_id => $definition) {
+      // Provide easy access to the field type without requiring consuming code
+      // to parse it from the full data type.
+      $definition['field_type'] = $plugin_id;
+
+      // The distinction between 'settings' and 'instance_settings' is only
+      // meaningful at the field type plugin level. At the Typed data API level,
+      // merge them.
+      $definition['settings'] = $definition['instance_settings'] + $definition['settings'];
+      unset($definition['instance_settings']);
+
       $this->derivatives[$plugin_id] = $definition;
     }
     return $this->derivatives;
diff --git a/core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/AllowedValuesConstraintValidator.php b/core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/AllowedValuesConstraintValidator.php
index 7ad2cfd..32178bf 100644
--- a/core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/AllowedValuesConstraintValidator.php
+++ b/core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/AllowedValuesConstraintValidator.php
@@ -20,6 +20,9 @@ class AllowedValuesConstraintValidator extends ChoiceValidator {
    * {@inheritdoc}
    */
   public function validate($value, Constraint $constraint) {
+    if (!isset($value)) {
+      return;
+    }
     if ($this->context->getMetadata()->getTypedData() instanceof AllowedValuesInterface) {
       $account = \Drupal::currentUser();
       $allowed_values = $this->context->getMetadata()->getTypedData()->getSettableValues($account);
diff --git a/core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorTestBase.php b/core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorTestBase.php
index 7fb55b6..ed810fd 100644
--- a/core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorTestBase.php
+++ b/core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorTestBase.php
@@ -359,7 +359,7 @@ function createSampleNodes($count = 5) {
     // Post $count article nodes.
     for ($i = 0; $i < $count; $i++) {
       $edit = array();
-      $edit['title'] = $this->randomName();
+      $edit['title[0][value]'] = $this->randomName();
       $edit['body[0][value]'] = $this->randomName();
       $this->drupalPostForm('node/add/article', $edit, t('Save'));
     }
diff --git a/core/modules/book/lib/Drupal/book/Tests/BookTest.php b/core/modules/book/lib/Drupal/book/Tests/BookTest.php
index 4772dfa..fba0aac 100644
--- a/core/modules/book/lib/Drupal/book/Tests/BookTest.php
+++ b/core/modules/book/lib/Drupal/book/Tests/BookTest.php
@@ -243,7 +243,7 @@ function createBookNode($book_nid, $parent = NULL) {
     static $number = 0; // Used to ensure that when sorted nodes stay in same order.
 
     $edit = array();
-    $edit["title"] = $number . ' - SimpleTest test node ' . $this->randomName(10);
+    $edit['title[0][value]'] = $number . ' - SimpleTest test node ' . $this->randomName(10);
     $edit['body[0][value]'] = 'SimpleTest test body ' . $this->randomName(32) . ' ' . $this->randomName(32);
     $edit['book[bid]'] = $book_nid;
 
@@ -258,7 +258,7 @@ function createBookNode($book_nid, $parent = NULL) {
     }
 
     // Check to make sure the book node was created.
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertNotNull(($node === FALSE ? NULL : $node), 'Book node found in database.');
     $number++;
 
diff --git a/core/modules/edit/edit.services.yml b/core/modules/edit/edit.services.yml
index d71a196..73f7f25 100644
--- a/core/modules/edit/edit.services.yml
+++ b/core/modules/edit/edit.services.yml
@@ -4,7 +4,7 @@ services:
     arguments: ['@container.namespaces']
   access_check.edit.entity_field:
     class: Drupal\edit\Access\EditEntityFieldAccessCheck
-    arguments: ['@entity.manager', '@field.info']
+    arguments: ['@entity.manager']
     tags:
       - { name: access_check }
   access_check.edit.entity:
diff --git a/core/modules/edit/js/editors/directEditor.js b/core/modules/edit/js/editors/directEditor.js
index d87e5f0..d62aae3 100644
--- a/core/modules/edit/js/editors/directEditor.js
+++ b/core/modules/edit/js/editors/directEditor.js
@@ -21,7 +21,13 @@ Drupal.edit.editors.direct = Drupal.edit.EditorView.extend({
     var fieldModel = this.fieldModel;
 
     // Store the original value of this field. Necessary for reverting changes.
-    var $textElement = this.$textElement = this.$el.find('.field-item:first');
+    var $textElement;
+    if (this.$el.is(':has(.field-item)')) {
+      $textElement = this.$textElement = this.$el.find('.field-item:first');
+    }
+    else {
+     $textElement = this.$textElement = this.$el;
+    }
     editorModel.set('originalValue', $.trim(this.$textElement.text()));
 
     // Sets the state to 'changed' whenever the value changes
diff --git a/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php b/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php
index ddecebf..0cfa2bf 100644
--- a/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php
+++ b/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php
@@ -13,7 +13,6 @@
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 use Drupal\Core\Entity\EntityInterface;
-use Drupal\field\FieldInfo;
 use Drupal\Core\Entity\EntityManager;
 
 /**
@@ -29,23 +28,13 @@ class EditEntityFieldAccessCheck implements StaticAccessCheckInterface, EditEnti
   protected $entityManager;
 
   /**
-   * The field info.
-   *
-   * @var \Drupal\field\FieldInfo
-   */
-  protected $fieldInfo;
-
-  /**
    * Constructs a EditEntityFieldAccessCheck object.
    *
    * @param \Drupal\Core\Entity\EntityManager $entity_manager
    *   The entity manager.
-   * @param \Drupal\field\FieldInfo $field_info
-   *   The field info.
    */
-  public function __construct(EntityManager $entity_manager, FieldInfo $field_info) {
+  public function __construct(EntityManager $entity_manager) {
     $this->entityManager = $entity_manager;
-    $this->fieldInfo = $field_info;
   }
 
   /**
@@ -94,7 +83,7 @@ protected function validateAndUpcastRequestAttributes(Request $request) {
 
     // Validate the field name and language.
     $field_name = $request->attributes->get('field_name');
-    if (!$field_name || !$this->fieldInfo->getInstance($entity->entityType(), $entity->bundle(), $field_name)) {
+    if (!$field_name || !$entity->getPropertyDefinition($field_name)) {
       throw new NotFoundHttpException();
     }
     $langcode = $request->attributes->get('langcode');
diff --git a/core/modules/edit/lib/Drupal/edit/EditController.php b/core/modules/edit/lib/Drupal/edit/EditController.php
index 84649d0..84484ac 100644
--- a/core/modules/edit/lib/Drupal/edit/EditController.php
+++ b/core/modules/edit/lib/Drupal/edit/EditController.php
@@ -26,6 +26,7 @@
 use Drupal\edit\Ajax\MetadataCommand;
 use Drupal\edit\Form\EditFieldForm;
 use Drupal\user\TempStoreFactory;
+use Drupal\field\FieldInstanceInterface;
 
 /**
  * Returns responses for Edit module routes.
@@ -133,12 +134,15 @@ public function metadata(Request $request) {
       }
 
       // Validate the field name and language.
-      if (!$field_name || !($instance = $this->fieldInfo->getInstance($entity->entityType(), $entity->bundle(), $field_name))) {
+      if (!$field_name) {
         throw new NotFoundHttpException();
       }
       if (!$langcode || (field_valid_language($langcode) !== $langcode)) {
         throw new NotFoundHttpException();
       }
+      if (!($field_definition = $entity->getTranslation($langcode)->get($field_name)->getFieldDefinition())) {
+        throw new NotFoundHttpException();
+      }
 
       // If the entity information for this field is requested, include it.
       $entity_id = $entity->entityType() . '/' . $entity_id;
@@ -146,7 +150,7 @@ public function metadata(Request $request) {
         $metadata[$entity_id] = $this->metadataGenerator->generateEntity($entity, $langcode);
       }
 
-      $metadata[$field] = $this->metadataGenerator->generateField($entity, $instance, $langcode, $view_mode);
+      $metadata[$field] = $this->metadataGenerator->generateField($entity, $field_definition, $langcode, $view_mode);
     }
 
     return new JsonResponse($metadata);
@@ -216,7 +220,14 @@ public function fieldForm(EntityInterface $entity, $field_name, $langcode, $view
       // The form submission saved the entity in tempstore. Return the
       // updated view of the field from the tempstore copy.
       $entity = $this->tempStoreFactory->get('edit')->get($entity->uuid());
-      $output = field_view_field($entity, $field_name, $view_mode_id, $langcode);
+
+      $field = $entity->get($field_name);
+      if ($field->getFieldDefinition() instanceof FieldInstanceInterface) {
+        $output = field_view_field($entity, $field_name, $view_mode_id, $langcode);
+      }
+      else {
+        $output = \Drupal::service('plugin.manager.field.formatter')->viewBaseField($field);
+      }
 
       $response->addCommand(new FieldFormSavedCommand(drupal_render($output)));
     }
diff --git a/core/modules/edit/lib/Drupal/edit/Form/EditFieldForm.php b/core/modules/edit/lib/Drupal/edit/Form/EditFieldForm.php
index f98f91e..ce86d6e 100644
--- a/core/modules/edit/lib/Drupal/edit/Form/EditFieldForm.php
+++ b/core/modules/edit/lib/Drupal/edit/Form/EditFieldForm.php
@@ -15,6 +15,7 @@
 use Drupal\Core\Form\FormInterface;
 use Drupal\user\TempStoreFactory;
 use Drupal\Core\Entity\EntityChangedInterface;
+use Drupal\field\FieldInstanceInterface;
 
 /**
  * Builds and process a form for editing a single entity field.
@@ -87,7 +88,13 @@ public function buildForm(array $form, array &$form_state, EntityInterface $enti
     }
 
     // Add the field form.
-    field_attach_form($form_state['entity'], $form, $form_state, $form_state['langcode'], array('field_name' =>  $form_state['field_name']));
+    $field = $entity->get($field_name);
+    if ($field->getFieldDefinition() instanceof FieldInstanceInterface) {
+      field_attach_form($form_state['entity'], $form, $form_state, $form_state['langcode'], array('field_name' =>  $form_state['field_name']));
+    }
+    else {
+      $form[$field_name] = \Drupal::service('plugin.manager.field.widget')->baseFieldForm($field, $form, $form_state, $form_state['langcode']);
+    }
 
     // Add a dummy changed timestamp field to attach form errors to.
     if ($entity instanceof EntityChangedInterface) {
@@ -147,7 +154,14 @@ protected function init(array &$form_state, EntityInterface $entity, $field_name
    */
   public function validateForm(array &$form, array &$form_state) {
     $entity = $this->buildEntity($form, $form_state);
-    field_attach_form_validate($entity, $form, $form_state, array('field_name' =>  $form_state['field_name']));
+    $field_name = $form_state['field_name'];
+    $field = $entity->get($field_name);
+    if ($field->getFieldDefinition() instanceof FieldInstanceInterface) {
+      field_attach_form_validate($entity, $form, $form_state, array('field_name' => $field_name));
+    }
+    else {
+      // @todo
+    }
 
     // Do validation on the changed field as well and assign the error to the
     // dummy form element we added for this. We don't know the name of this
@@ -181,13 +195,19 @@ public function submitForm(array &$form, array &$form_state) {
   protected function buildEntity(array $form, array &$form_state) {
     $entity = clone $form_state['entity'];
 
-    field_attach_extract_form_values($entity, $form, $form_state, array('field_name' =>  $form_state['field_name']));
+    $field_name = $form_state['field_name'];
+    $items = $entity->get($field_name);
+    if ($items->getFieldDefinition() instanceof FieldInstanceInterface) {
+      field_attach_extract_form_values($entity, $form, $form_state, array('field_name' => $field_name));
+    }
+    else {
+      \Drupal::service('plugin.manager.field.widget')->baseFieldExtractFormValues($items, $form, $form_state);
+    }
 
     // @todo Refine automated log messages and abstract them to all entity
     //   types: http://drupal.org/node/1678002.
     if ($entity->entityType() == 'node' && $entity->isNewRevision() && !isset($entity->log)) {
-      $instance = field_info_instance($entity->entityType(), $form_state['field_name'], $entity->bundle());
-      $entity->log = t('Updated the %field-name field through in-place editing.', array('%field-name' => $instance->getFieldLabel()));
+      $entity->log = t('Updated the %field-name field through in-place editing.', array('%field-name' => $items->getFieldDefinition()->getFieldLabel()));
     }
 
     return $entity;
diff --git a/core/modules/edit/lib/Drupal/edit/MetadataGenerator.php b/core/modules/edit/lib/Drupal/edit/MetadataGenerator.php
index 74d13f9..279019e 100644
--- a/core/modules/edit/lib/Drupal/edit/MetadataGenerator.php
+++ b/core/modules/edit/lib/Drupal/edit/MetadataGenerator.php
@@ -77,7 +77,13 @@ public function generateField(EntityInterface $entity, FieldDefinitionInterface
     }
 
     // Early-return if no editor is available.
-    $formatter_id = entity_get_render_display($entity, $view_mode)->getRenderer($field_name)->getPluginId();
+    if ($field_definition instanceof FieldInstanceInterface) {
+      $formatter_id = entity_get_render_display($entity, $view_mode)->getRenderer($field_name)->getPluginId();
+    }
+    else {
+      $field_type_info = field_info_field_types($field_definition->getFieldType());
+      $formatter_id = $field_type_info['default_formatter'];
+    }
     $items = $entity->getTranslation($langcode)->get($field_name)->getValue();
     $editor_id = $this->editorSelector->getEditor($formatter_id, $field_definition, $items);
     if (!isset($editor_id)) {
diff --git a/core/modules/edit/tests/Drupal/edit/Tests/Access/EditEntityFieldAccessCheckTest.php b/core/modules/edit/tests/Drupal/edit/Tests/Access/EditEntityFieldAccessCheckTest.php
index ac43857..72e3287 100644
--- a/core/modules/edit/tests/Drupal/edit/Tests/Access/EditEntityFieldAccessCheckTest.php
+++ b/core/modules/edit/tests/Drupal/edit/Tests/Access/EditEntityFieldAccessCheckTest.php
@@ -41,13 +41,6 @@ class EditEntityFieldAccessCheckTest extends UnitTestCase {
   protected $entityManager;
 
   /**
-   * The mocked field info.
-   *
-   * @var \Drupal\field\FieldInfo|\PHPUnit_Framework_MockObject_MockObject
-   */
-  protected $fieldInfo;
-
-  /**
    * The mocked entity storage controller.
    *
    * @var \Drupal\Core\Entity\EntityStorageControllerInterface|\PHPUnit_Framework_MockObject_MockObject
@@ -73,11 +66,7 @@ protected function setUp() {
       ->method('getStorageController')
       ->will($this->returnValue($this->entityStorageController));
 
-    $this->fieldInfo = $this->getMockBuilder('Drupal\field\FieldInfo')
-      ->disableOriginalConstructor()
-      ->getMock();
-
-    $this->editAccessCheck = new EditEntityFieldAccessCheck($this->entityManager, $this->fieldInfo);
+    $this->editAccessCheck = new EditEntityFieldAccessCheck($this->entityManager);
   }
 
   /**
@@ -149,6 +138,12 @@ public function testAccess(EntityInterface $entity, FieldInterface $field = NULL
     $entity_with_field->expects($this->any())
       ->method('get')
       ->will($this->returnValue($field));
+    $entity_with_field->expects($this->any())
+      ->method('getPropertyDefinition')
+      ->with('example')
+      ->will($this->returnValue(array(
+        'field_name' => 'example',
+      )));
 
     // Prepare the request to be valid.
     $request->attributes->set('entity', $entity_with_field);
@@ -156,14 +151,6 @@ public function testAccess(EntityInterface $entity, FieldInterface $field = NULL
     $request->attributes->set('field_name', 'example');
     $request->attributes->set('langcode', Language::LANGCODE_NOT_SPECIFIED);
 
-    $this->fieldInfo->expects($this->any())
-      ->method('getInstance')
-      ->will($this->returnValue(array(
-        'example' => array(
-          'field_name' => 'example',
-        )
-      )));
-
     $access = $this->editAccessCheck->access($route, $request);
     $this->assertSame($expected_result, $access);
   }
@@ -243,20 +230,13 @@ public function testAccessWithNonExistingField() {
       ->disableOriginalConstructor()
       ->getMock();
     $entity->expects($this->any())
-      ->method('entityType')
-      ->will($this->returnValue('entity_test'));
-    $entity->expects($this->any())
-      ->method('bundle')
-      ->will($this->returnValue('test_bundle'));
+      ->method('getPropertyDefinition')
+      ->with('not_valid')
+      ->will($this->returnValue(FALSE));
 
     $request->attributes->set('entity', $entity);
     $request->attributes->set('field_name', 'not_valid');
 
-    $this->fieldInfo->expects($this->once())
-      ->method('getInstance')
-      ->with('entity_test', 'test_bundle', 'not_valid')
-      ->will($this->returnValue(NULL));
-
     $this->editAccessCheck->access($route, $request);
   }
 
@@ -273,6 +253,12 @@ public function testAccessWithNotPassedLanguage() {
     $entity = $this->getMockBuilder('Drupal\entity_test\Entity\EntityTest')
       ->disableOriginalConstructor()
       ->getMock();
+    $entity->expects($this->any())
+      ->method('getPropertyDefinition')
+      ->with('valid')
+      ->will($this->returnValue(array(
+        'field_name' => 'valid',
+      )));
     $request->attributes->set('entity', $entity);
 
     $request->attributes->set('field_name', 'valid');
@@ -281,10 +267,6 @@ public function testAccessWithNotPassedLanguage() {
       ->disableOriginalConstructor()
       ->getMock();
 
-    $this->fieldInfo->expects($this->once())
-      ->method('getInstance')
-      ->will($this->returnValue($field));
-
     $this->editAccessCheck->access($route, $request);
   }
 
@@ -301,6 +283,12 @@ public function testAccessWithInvalidLanguage() {
     $entity = $this->getMockBuilder('Drupal\entity_test\Entity\EntityTest')
       ->disableOriginalConstructor()
       ->getMock();
+    $entity->expects($this->any())
+      ->method('getPropertyDefinition')
+      ->with('valid')
+      ->will($this->returnValue(array(
+        'field_name' => 'valid',
+      )));
     $request->attributes->set('entity', $entity);
 
     $request->attributes->set('field_name', 'valid');
@@ -310,10 +298,6 @@ public function testAccessWithInvalidLanguage() {
       ->disableOriginalConstructor()
       ->getMock();
 
-    $this->fieldInfo->expects($this->once())
-      ->method('getInstance')
-      ->will($this->returnValue($field));
-
     $this->editAccessCheck->access($route, $request);
   }
 
diff --git a/core/modules/field/field.module b/core/modules/field/field.module
index 7621595..6b68399 100644
--- a/core/modules/field/field.module
+++ b/core/modules/field/field.module
@@ -135,6 +135,9 @@ function field_theme() {
     'field' => array(
       'render element' => 'element',
     ),
+    'field__title' => array(
+      'base hook' => 'field',
+    ),
     'field_multiple_value_form' => array(
       'render element' => 'element',
     ),
@@ -783,6 +786,13 @@ function theme_field($variables) {
 }
 
 /**
+ * @todo Document.
+ */
+function theme_field__title($variables) {
+  return '<span' . $variables['attributes'] . '>' . drupal_render($variables['items']) . '</span>';
+}
+
+/**
  * Assembles a partial entity structure with initial IDs.
  *
  * @param object $ids
diff --git a/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterPluginManager.php b/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterPluginManager.php
index 955bea7..4be3c0e 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterPluginManager.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterPluginManager.php
@@ -9,6 +9,7 @@
 
 use Drupal\Component\Plugin\Factory\DefaultFactory;
 use Drupal\Core\Cache\CacheBackendInterface;
+use Drupal\Core\Entity\Field\FieldItemListInterface;
 use Drupal\Core\Entity\Field\FieldTypePluginManager;
 use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Language\LanguageManager;
@@ -201,4 +202,26 @@ public function getDefaultSettings($type) {
     return isset($info['settings']) ? $info['settings'] : array();
   }
 
+  /**
+   * @todo Document.
+   */
+  public function viewBaseField(FieldItemListInterface $items) {
+    $options = array(
+      'field_definition' => $items->getFieldDefinition(),
+      'view_mode' => 'default',
+      'configuration' => array(
+        'label' => 'hidden',
+      ),
+    );
+    $formatter = $this->getInstance($options);
+
+    $entity = $items->getEntity();
+
+    $items_multi = array($entity->id() => $items);
+    $formatter->prepareView($items_multi);
+    $result = $formatter->view($items);
+    $field_name = $items->getFieldDefinition()->getFieldName();
+    return isset($result[$field_name]) ? $result[$field_name] : array();
+  }
+
 }
diff --git a/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetPluginManager.php b/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetPluginManager.php
index 13a048a..2279fa8 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetPluginManager.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetPluginManager.php
@@ -9,6 +9,7 @@
 
 use Drupal\Component\Plugin\Factory\DefaultFactory;
 use Drupal\Core\Cache\CacheBackendInterface;
+use Drupal\Core\Entity\Field\FieldItemListInterface;
 use Drupal\Core\Entity\Field\FieldTypePluginManager;
 use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Language\LanguageManager;
@@ -205,4 +206,41 @@ public function getDefaultSettings($type) {
     return isset($info['settings']) ? $info['settings'] : array();
   }
 
+  /**
+   * @todo Document.
+   */
+  public function baseFieldForm(FieldItemListInterface $field, array &$form, array &$form_state) {
+    $options = array(
+      'field_definition' => $field->getFieldDefinition(),
+      'form_mode' => 'default',
+      'configuration' => array(),
+    );
+    if (($field_data_definition = $field->getDefinition()) && isset($field_data_definition['default_widget'])) {
+      $options['configuration']['type'] = $field_data_definition['default_widget'];
+    }
+    $widget = $this->getInstance($options);
+
+    $form += array('#parents' => array());
+    $result = $widget->form($field, $form, $form_state);
+    $field_name = $field->getFieldDefinition()->getFieldName();
+    return isset($result[$field_name]) ? $result[$field_name] : array();
+  }
+
+  /**
+   * @todo Document.
+   */
+  public function baseFieldExtractFormValues(FieldItemListInterface $field, array &$form, array &$form_state) {
+    $options = array(
+      'field_definition' => $field->getFieldDefinition(),
+      'form_mode' => 'default',
+      'configuration' => array(),
+    );
+    if (($field_data_definition = $field->getDefinition()) && isset($field_data_definition['default_widget'])) {
+      $options['configuration']['type'] = $field_data_definition['default_widget'];
+    }
+    $widget = $this->getInstance($options);
+
+    $widget->extractFormValues($field, $form, $form_state);
+  }
+
 }
diff --git a/core/modules/file/lib/Drupal/file/Tests/FileFieldWidgetTest.php b/core/modules/file/lib/Drupal/file/Tests/FileFieldWidgetTest.php
index d328bd5..4d6d4b5 100644
--- a/core/modules/file/lib/Drupal/file/Tests/FileFieldWidgetTest.php
+++ b/core/modules/file/lib/Drupal/file/Tests/FileFieldWidgetTest.php
@@ -267,10 +267,10 @@ function testPrivateFileComment() {
 
     // Create node.
     $edit = array(
-      'title' => $this->randomName(),
+      'title[0][value]' => $this->randomName(),
     );
     $this->drupalPostForm('node/add/article', $edit, t('Save and publish'));
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
 
     // Add a comment with a file.
     $text_file = $this->getTestFile('text');
diff --git a/core/modules/filter/lib/Drupal/filter/Tests/FilterFormatAccessTest.php b/core/modules/filter/lib/Drupal/filter/Tests/FilterFormatAccessTest.php
index d18e7d5..50b306a 100644
--- a/core/modules/filter/lib/Drupal/filter/Tests/FilterFormatAccessTest.php
+++ b/core/modules/filter/lib/Drupal/filter/Tests/FilterFormatAccessTest.php
@@ -211,11 +211,11 @@ function testFormatWidgetPermissions() {
     // Create node to edit.
     $this->drupalLogin($this->admin_user);
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit[$body_value_key] = $this->randomName(16);
     $edit[$body_format_key] = $this->disallowed_format->format;
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
 
     // Try to edit with a less privileged user.
     $this->drupalLogin($this->web_user);
@@ -227,14 +227,14 @@ function testFormatWidgetPermissions() {
 
     // Verify that title can be changed, but preview displays original body.
     $new_edit = array();
-    $new_edit['title'] = $this->randomName(8);
+    $new_edit['title[0][value]'] = $this->randomName(8);
     $this->drupalPostForm(NULL, $new_edit, t('Preview'));
     $this->assertText($edit[$body_value_key], 'Old body found in preview.');
 
     // Save and verify that only the title was changed.
     $this->drupalPostForm(NULL, $new_edit, t('Save'));
-    $this->assertNoText($edit['title'], 'Old title not found.');
-    $this->assertText($new_edit['title'], 'New title found.');
+    $this->assertNoText($edit['title[0][value]'], 'Old title not found.');
+    $this->assertText($new_edit['title[0][value]'], 'New title found.');
     $this->assertText($edit[$body_value_key], 'Old body found.');
 
     // Check that even an administrator with "administer filters" permission
diff --git a/core/modules/forum/lib/Drupal/forum/Tests/ForumTest.php b/core/modules/forum/lib/Drupal/forum/Tests/ForumTest.php
index 81d8d82..c500529 100644
--- a/core/modules/forum/lib/Drupal/forum/Tests/ForumTest.php
+++ b/core/modules/forum/lib/Drupal/forum/Tests/ForumTest.php
@@ -569,7 +569,7 @@ private function verifyForums($node_user, EntityInterface $node, $admin, $respon
     if ($response == 200) {
       // Edit forum node (including moving it to another forum).
       $edit = array();
-      $edit['title'] = 'node/' . $node->id();
+      $edit['title[0][value]'] = 'node/' . $node->id();
       $edit['body[0][value]'] = $this->randomName(256);
       // Assume the topic is initially associated with $forum.
       $edit['taxonomy_forums'] = $this->root_forum['tid'];
@@ -587,7 +587,7 @@ private function verifyForums($node_user, EntityInterface $node, $admin, $respon
       // Delete forum node.
       $this->drupalPostForm('node/' . $node->id() . '/delete', array(), t('Delete'));
       $this->assertResponse($response);
-      $this->assertRaw(t('Forum topic %title has been deleted.', array('%title' => $edit['title'])), 'Forum node was deleted');
+      $this->assertRaw(t('Forum topic %title has been deleted.', array('%title' => $edit['title[0][value]'])), 'Forum node was deleted');
     }
   }
 
diff --git a/core/modules/node/lib/Drupal/node/Entity/Node.php b/core/modules/node/lib/Drupal/node/Entity/Node.php
index 21887ca..985aa36 100644
--- a/core/modules/node/lib/Drupal/node/Entity/Node.php
+++ b/core/modules/node/lib/Drupal/node/Entity/Node.php
@@ -358,14 +358,12 @@ public static function baseFieldDefinitions($entity_type) {
     $properties['title'] = array(
       'label' => t('Title'),
       'description' => t('The title of this node, always treated as non-markup plain text.'),
-      'type' => 'string_field',
+      'type' => 'field_item:text',
+      'list_class' => '\Drupal\Core\Entity\Field\FieldItemList',
       'required' => TRUE,
       'settings' => array(
         'default_value' => '',
       ),
-      'property_constraints' => array(
-        'value' => array('Length' => array('max' => 255)),
-      ),
       'translatable' => TRUE,
     );
     $properties['uid'] = array(
diff --git a/core/modules/node/lib/Drupal/node/NodeFormController.php b/core/modules/node/lib/Drupal/node/NodeFormController.php
index a787175..a82af35 100644
--- a/core/modules/node/lib/Drupal/node/NodeFormController.php
+++ b/core/modules/node/lib/Drupal/node/NodeFormController.php
@@ -101,14 +101,8 @@ public function form(array $form, array &$form_state) {
 
     $node_type = node_type_load($node->getType());
     if ($node_type->has_title) {
-      $form['title'] = array(
-        '#type' => 'textfield',
-        '#title' => check_plain($node_type->title_label),
-        '#required' => TRUE,
-        '#default_value' => $node->title->value,
-        '#maxlength' => 255,
-        '#weight' => -5,
-      );
+      $form['title'] = \Drupal::service('plugin.manager.field.widget')->baseFieldForm($node->title, $form, $form_state, $this->getFormLangcode($form_state));
+      $form['title']['#weight'] = -5;
     }
 
     $language_configuration = module_invoke('language', 'get_default_configuration', 'node', $node->getType());
@@ -437,26 +431,26 @@ public function unpublish(array $form, array &$form_state) {
    * {@inheritdoc}
    */
   public function buildEntity(array $form, array &$form_state) {
-    $entity = parent::buildEntity($form, $form_state);
+    $node = parent::buildEntity($form, $form_state);
     // A user might assign the node author by entering a user name in the node
     // form, which we then need to translate to a user ID.
     if (!empty($form_state['values']['name']) && $account = user_load_by_name($form_state['values']['name'])) {
-      $entity->setAuthorId($account->id());
+      $node->setAuthorId($account->id());
     }
     else {
-      $entity->setAuthorId(0);
+      $node->setAuthorId(0);
     }
 
     if (!empty($form_state['values']['date']) && $form_state['values']['date'] instanceOf DrupalDateTime) {
-      $entity->setCreatedTime($form_state['values']['date']->getTimestamp());
+      $node->setCreatedTime($form_state['values']['date']->getTimestamp());
     }
     else {
-      $entity->setCreatedTime(REQUEST_TIME);
+      $node->setCreatedTime(REQUEST_TIME);
     }
-    return $entity;
+    \Drupal::service('plugin.manager.field.widget')->baseFieldExtractFormValues($node->title, $form, $form_state);
+    return $node;
   }
 
-
   /**
    * Overrides Drupal\Core\Entity\EntityFormController::save().
    */
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeAccessBaseTableTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeAccessBaseTableTest.php
index 8fc72f6..e78b5bc 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeAccessBaseTableTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeAccessBaseTableTest.php
@@ -72,7 +72,7 @@ function testNodeAccessBasic() {
       $this->drupalLogin($this->webUser);
       foreach (array(0 => 'Public', 1 => 'Private') as $is_private => $type) {
         $edit = array(
-          'title' => t('@private_public Article created by @user', array('@private_public' => $type, '@user' => $this->webUser->getUsername())),
+          'title[0][value]' => t('@private_public Article created by @user', array('@private_public' => $type, '@user' => $this->webUser->getUsername())),
         );
         if ($is_private) {
           $edit['private'] = TRUE;
@@ -85,13 +85,13 @@ function testNodeAccessBasic() {
         }
 
         $this->drupalPostForm('node/add/article', $edit, t('Save'));
-        $nid = db_query('SELECT nid FROM {node_field_data} WHERE title = :title', array(':title' => $edit['title']))->fetchField();
+        $nid = db_query('SELECT nid FROM {node_field_data} WHERE title = :title', array(':title' => $edit['title[0][value]']))->fetchField();
         $private_status = db_query('SELECT private FROM {node_access_test} where nid = :nid', array(':nid' => $nid))->fetchField();
         $this->assertTrue($is_private == $private_status, 'The private status of the node was properly set in the node_access_test table.');
         if ($is_private) {
           $private_nodes[] = $nid;
         }
-        $titles[$nid] = $edit['title'];
+        $titles[$nid] = $edit['title[0][value]'];
         $this->nodesByUser[$this->webUser->id()][$nid] = $is_private;
       }
     }
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeCreationTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeCreationTest.php
index 090a27e..e190f65 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeCreationTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeCreationTest.php
@@ -63,11 +63,11 @@ function testNodeCreation() {
   function testFailedPageCreation() {
     // Create a node.
     $edit = array(
-      'uid'      => $this->loggedInUser->id(),
-      'name'     => $this->loggedInUser->name,
-      'type'     => 'page',
-      'langcode' => Language::LANGCODE_NOT_SPECIFIED,
-      'title'    => 'testing_transaction_exception',
+      'uid'             => $this->loggedInUser->id(),
+      'name'            => $this->loggedInUser->name,
+      'type'            => 'page',
+      'langcode'        => Language::LANGCODE_NOT_SPECIFIED,
+      'title[0][value]' => 'testing_transaction_exception',
     );
 
     try {
@@ -80,12 +80,12 @@ function testFailedPageCreation() {
 
     if (Database::getConnection()->supportsTransactions()) {
       // Check that the node does not exist in the database.
-      $node = $this->drupalGetNodeByTitle($edit['title']);
+      $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
       $this->assertFalse($node, 'Transactions supported, and node not found in database.');
     }
     else {
       // Check that the node exists in the database.
-      $node = $this->drupalGetNodeByTitle($edit['title']);
+      $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
       $this->assertTrue($node, 'Transactions not supported, and node found in database.');
 
       // Check that the failed rollback was logged.
@@ -110,7 +110,7 @@ function testUnpublishedNodeCreation() {
 
     // Create a node.
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = $this->randomName(16);
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
 
@@ -119,7 +119,7 @@ function testUnpublishedNodeCreation() {
     $this->assertText(t('Test page text'));
 
     // Confirm that the node was created.
-    $this->assertRaw(t('!post %title has been created.', array('!post' => 'Basic page', '%title' => $edit["title"])));
+    $this->assertRaw(t('!post %title has been created.', array('!post' => 'Basic page', '%title' => $edit['title[0][value]'])));
   }
 
   /**
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeEntityViewModeAlterTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeEntityViewModeAlterTest.php
index 7a1ed97..2fb9918 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeEntityViewModeAlterTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeEntityViewModeAlterTest.php
@@ -34,12 +34,12 @@ function testNodeViewModeChange() {
 
     // Create a node.
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = t('Data that should appear only in the body for the node.');
     $edit['body[0][summary]'] = t('Extra data that should appear only in the teaser for the node.');
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
 
-    $node = $this->drupalGetNodeByTitle($edit["title"]);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
 
     // Set the flag to alter the view mode and view the node.
     \Drupal::state()->set('node_test_change_view_mode', 'teaser');
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeLastChangedTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeLastChangedTest.php
index 13d8ffd..bf23498 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeLastChangedTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeLastChangedTest.php
@@ -19,7 +19,7 @@ class NodeLastChangedTest extends DrupalUnitTestBase {
    *
    * @var array
    */
-  public static $modules = array('entity', 'user', 'node', 'field');
+  public static $modules = array('entity', 'user', 'node', 'field', 'text', 'filter');
 
   public static function getInfo() {
     return array(
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodePostSettingsTest.php b/core/modules/node/lib/Drupal/node/Tests/NodePostSettingsTest.php
index d213a69..1759837 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodePostSettingsTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodePostSettingsTest.php
@@ -39,12 +39,12 @@ function testPagePostInfo() {
 
     // Create a node.
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = $this->randomName(16);
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
 
     // Check that the post information is displayed.
-    $node = $this->drupalGetNodeByTitle($edit["title"]);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $elements = $this->xpath('//*[contains(@class,:class)]', array(':class' => 'submitted'));
     $this->assertEqual(count($elements), 1, 'Post information is displayed.');
     $node->delete();
@@ -56,7 +56,7 @@ function testPagePostInfo() {
 
     // Create a node.
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = $this->randomName(16);
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
 
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeSaveTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeSaveTest.php
index a3f16f8..d9cd797 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeSaveTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeSaveTest.php
@@ -79,11 +79,11 @@ function testTimestamps() {
     $edit = array(
       'uid' => $this->web_user->id(),
       'type' => 'article',
-      'title' => $this->randomName(8),
+      'title[0][value]' => $this->randomName(8),
     );
 
     entity_create('node', $edit)->save();
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertEqual($node->getCreatedTime(), REQUEST_TIME, 'Creating a node sets default "created" timestamp.');
     $this->assertEqual($node->getChangedTime(), REQUEST_TIME, 'Creating a node sets default "changed" timestamp.');
 
@@ -92,7 +92,7 @@ function testTimestamps() {
     $changed = $node->getChangedTime();
 
     $node->save();
-    $node = $this->drupalGetNodeByTitle($edit['title'], TRUE);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]'], TRUE);
     $this->assertEqual($node->getCreatedTime(), $created, 'Updating a node preserves "created" timestamp.');
 
     // Programmatically set the timestamps using hook_node_presave.
@@ -113,7 +113,7 @@ function testTimestamps() {
     );
 
     entity_create('node', $edit)->save();
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertEqual($node->getCreatedTime(), 280299600, 'Creating a node uses user-set "created" timestamp.');
     $this->assertNotEqual($node->getChangedTime(), 979534800, 'Creating a node does not use user-set "changed" timestamp.');
 
@@ -122,7 +122,7 @@ function testTimestamps() {
     $node->changed = 280299600;
 
     $node->save();
-    $node = $this->drupalGetNodeByTitle($edit['title'], TRUE);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]'], TRUE);
     $this->assertEqual($node->getCreatedTime(), 979534800, 'Updating a node uses user-set "created" timestamp.');
     $this->assertNotEqual($node->getChangedTime(), 280299600, 'Updating a node does not use user-set "changed" timestamp.');
   }
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeTitleTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeTitleTest.php
index 40015ec..9b503ff 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeTitleTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeTitleTest.php
@@ -60,7 +60,7 @@ function testNodeTitle() {
     $this->assertEqual(current($this->xpath($xpath)), $node->label(), 'Node breadcrumb is equal to node title.', 'Node');
 
     // Test node title in comment preview.
-    $this->assertEqual(current($this->xpath('//article[@id=:id]/h2/a', array(':id' => 'node-' . $node->id()))), $node->label(), 'Node preview title is equal to node title.', 'Node');
+    $this->assertEqual(current($this->xpath('//article[@id=:id]/h2/a/span', array(':id' => 'node-' . $node->id()))), $node->label(), 'Node preview title is equal to node title.', 'Node');
 
     // Test node title is clickable on teaser list (/node).
     $this->drupalGet('node');
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeTypeInitialLanguageTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeTypeInitialLanguageTest.php
index bad6b86..6823671 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeTypeInitialLanguageTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeTypeInitialLanguageTest.php
@@ -101,11 +101,11 @@ function testNodeTypeInitialLanguageDefaults() {
   function testLanguageFieldVisibility() {
     // Creates a node to test Language field visibility feature.
     $edit = array(
-      'title' => $this->randomName(8),
+      'title[0][value]' => $this->randomName(8),
       'body[0][value]' => $this->randomName(16),
     );
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertTrue($node, 'Node found in database.');
 
     // Loads node page and check if Language field is hidden by default.
diff --git a/core/modules/node/lib/Drupal/node/Tests/NodeValidationTest.php b/core/modules/node/lib/Drupal/node/Tests/NodeValidationTest.php
index 5e18494..7b0a0a0 100644
--- a/core/modules/node/lib/Drupal/node/Tests/NodeValidationTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/NodeValidationTest.php
@@ -54,13 +54,13 @@ public function testValidation() {
     $violations = $node->validate();
     $this->assertEqual(count($violations), 1, 'Violation found when title is too long.');
     $this->assertEqual($violations[0]->getPropertyPath(), 'title.0.value');
-    $this->assertEqual($violations[0]->getMessage(), t('This value is too long. It should have %limit characters or less.', array('%limit' => 255)));
+    $this->assertEqual($violations[0]->getMessage(), '<em class="placeholder">Title</em>: the text may not be longer than 255 characters.');
 
     $node->set('title', NULL);
     $violations = $node->validate();
     $this->assertEqual(count($violations), 1, 'Violation found when title is not set.');
     $this->assertEqual($violations[0]->getPropertyPath(), 'title');
-    $this->assertEqual($violations[0]->getMessage(), t('This value should not be null.'));
+    $this->assertEqual($violations[0]->getMessage(), 'This value should not be null.');
 
     // Make the title valid again.
     $node->set('title', $this->randomString());
@@ -71,6 +71,6 @@ public function testValidation() {
     $violations = $node->validate();
     $this->assertEqual(count($violations), 1, 'Violation found when changed date is before the last changed date.');
     $this->assertEqual($violations[0]->getPropertyPath(), 'changed.0.value');
-    $this->assertEqual($violations[0]->getMessage(), t('The content has either been modified by another user, or you have already submitted modifications. As a result, your changes cannot be saved.'));
+    $this->assertEqual($violations[0]->getMessage(), 'The content has either been modified by another user, or you have already submitted modifications. As a result, your changes cannot be saved.');
   }
 }
diff --git a/core/modules/node/lib/Drupal/node/Tests/PageEditTest.php b/core/modules/node/lib/Drupal/node/Tests/PageEditTest.php
index 78bac8d..17d42db 100644
--- a/core/modules/node/lib/Drupal/node/Tests/PageEditTest.php
+++ b/core/modules/node/lib/Drupal/node/Tests/PageEditTest.php
@@ -77,13 +77,13 @@ function testPageEdit() {
     // Edit the same node, creating a new revision.
     $this->drupalGet("node/" . $node->id() . "/edit");
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit[$body_key] = $this->randomName(16);
     $edit['revision'] = TRUE;
     $this->drupalPostForm(NULL, $edit, t('Save and keep published'));
 
     // Ensure that the node revision has been created.
-    $revised_node = $this->drupalGetNodeByTitle($edit['title'], TRUE);
+    $revised_node = $this->drupalGetNodeByTitle($edit['title[0][value]'], TRUE);
     $this->assertNotIdentical($node->getRevisionId(), $revised_node->getRevisionId(), 'A new revision has been created.');
     // Ensure that the node author is preserved when it was not changed in the
     // edit form.
@@ -104,12 +104,12 @@ function testPageAuthoredBy() {
     // Create node to edit.
     $body_key = 'body[0][value]';
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit[$body_key] = $this->randomName(16);
     $this->drupalPostForm('node/add/page', $edit, t('Save and publish'));
 
     // Check that the node was authored by the currently logged in user.
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertIdentical($node->getAuthorId(), $this->admin_user->id(), 'Node authored by admin user.');
 
     // Try to change the 'authored by' field to an invalid user name.
diff --git a/core/modules/node/node.module b/core/modules/node/node.module
index 0ad789d..19d8e45 100644
--- a/core/modules/node/node.module
+++ b/core/modules/node/node.module
@@ -640,7 +640,7 @@ function template_preprocess_node(&$variables) {
 
   $uri = $node->uri();
   $variables['node_url']  = url($uri['path'], $uri['options']);
-  $variables['label'] = check_plain($node->label());
+  $variables['label'] = Drupal::service('plugin.manager.field.formatter')->viewBaseField($node->get('title'));
   $variables['page'] = $variables['view_mode'] == 'full' && node_is_page($node);
 
   // Helpful $content variable for templates.
diff --git a/core/modules/path/lib/Drupal/path/Tests/PathLanguageTest.php b/core/modules/path/lib/Drupal/path/Tests/PathLanguageTest.php
index 63ebf66..d4f7ec5 100644
--- a/core/modules/path/lib/Drupal/path/Tests/PathLanguageTest.php
+++ b/core/modules/path/lib/Drupal/path/Tests/PathLanguageTest.php
@@ -94,7 +94,7 @@ function testAliasTranslation() {
     $this->clickLink(t('Add'));
 
     $edit = array();
-    $edit['title'] = $this->randomName();
+    $edit['title[0][value]'] = $this->randomName();
     $edit['body[0][value]'] = $this->randomName();
     $french_alias = $this->randomName();
     $edit['path[alias]'] = $french_alias;
diff --git a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
index 3da3e93..fa33fb9 100644
--- a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
+++ b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
@@ -2260,7 +2260,7 @@ protected function assertNoLinkByHref($href, $message = '', $group = 'Other') {
    */
   protected function clickLink($label, $index = 0) {
     $url_before = $this->getUrl();
-    $urls = $this->xpath('//a[normalize-space(text())=:label]', array(':label' => $label));
+    $urls = $this->xpath('//a[normalize-space()=:label]', array(':label' => $label));
 
     if (isset($urls[$index])) {
       $url_target = $this->getAbsoluteUrl($urls[$index]['href']);
diff --git a/core/modules/system/lib/Drupal/system/Tests/Entity/EntityTranslationFormTest.php b/core/modules/system/lib/Drupal/system/Tests/Entity/EntityTranslationFormTest.php
index 78326e9..22f10d9 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Entity/EntityTranslationFormTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Entity/EntityTranslationFormTest.php
@@ -91,14 +91,14 @@ function testEntityFormLanguage() {
     // Create a node with language.
     $edit = array();
     $langcode = $this->langcodes[0];
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = $this->randomName(16);
     $edit['langcode'] = $langcode;
     $this->drupalPostForm('node/add/page', $edit, t('Save'));
     $this->assertRaw(t('Basic page %title has been created.', array('%title' => $edit["title"])), 'Basic page created.');
 
     // Check to make sure the node was created.
-    $node = $this->drupalGetNodeByTitle($edit["title"]);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertTrue($node, 'Node found in database.');
 
     // Make body translatable.
diff --git a/core/modules/system/lib/Drupal/system/Tests/Plugin/ContextPluginTest.php b/core/modules/system/lib/Drupal/system/Tests/Plugin/ContextPluginTest.php
index 262537b..6f3bd49 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Plugin/ContextPluginTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Plugin/ContextPluginTest.php
@@ -17,7 +17,7 @@
  */
 class ContextPluginTest extends DrupalUnitTestBase {
 
-  public static $modules = array('system', 'user', 'node', 'field');
+  public static $modules = array('system', 'user', 'node', 'field', 'filter', 'text');
 
   public static function getInfo() {
     return array(
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
index 8c72ac0..9852d72 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
@@ -37,14 +37,14 @@ function testTaxonomyLegacyNode() {
     // Posts an article with a taxonomy term and a date prior to 1970.
     $date = new DrupalDateTime('1969-01-01 00:00:00');
     $edit = array();
-    $edit['title'] = $this->randomName();
+    $edit['title[0][value]'] = $this->randomName();
     $edit['date[date]'] = $date->format('Y-m-d');
     $edit['date[time]'] = $date->format('H:i:s');
     $edit['body[0][value]'] = $this->randomName();
     $edit['field_tags'] = $this->randomName();
     $this->drupalPostForm('node/add/article', $edit, t('Save and publish'));
     // Checks that the node has been saved.
-    $node = $this->drupalGetNodeByTitle($edit['title']);
+    $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
     $this->assertEqual($node->getCreatedTime(), $date->getTimestamp(), 'Legacy node was saved with the right date.');
   }
 }
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
index d11eefe..6c4c90e 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/TermTest.php
@@ -110,7 +110,7 @@ function testTaxonomyNode() {
 
     // Post an article.
     $edit = array();
-    $edit['title'] = $this->randomName();
+    $edit['title[0][value]'] = $this->randomName();
     $edit['body[0][value]'] = $this->randomName();
     $edit[$this->instance->getFieldName() . '[]'] = $term1->id();
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
@@ -161,7 +161,7 @@ function testNodeTermCreationAndDeletion() {
     );
 
     $edit = array();
-    $edit['title'] = $this->randomName();
+    $edit['title[0][value]'] = $this->randomName();
     $edit['body[0][value]'] = $this->randomName();
     // Insert the terms in a comma separated list. Vocabulary 1 is a
     // free-tagging field created by the default profile.
@@ -518,7 +518,7 @@ function testReSavingTags() {
     // Create a term and a node using it.
     $term = $this->createTerm($this->vocabulary);
     $edit = array();
-    $edit['title'] = $this->randomName(8);
+    $edit['title[0][value]'] = $this->randomName(8);
     $edit['body[0][value]'] = $this->randomName(16);
     $edit[$this->instance->getFieldName()] = $term->label();
     $this->drupalPostForm('node/add/article', $edit, t('Save'));
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 497af62..7e150b5 100644
--- a/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php
+++ b/core/modules/views/lib/Drupal/views/Tests/Wizard/TaggedWithTest.php
@@ -108,15 +108,15 @@ function testTaggedWith() {
 
     // Create three nodes, with different tags.
     $edit = array();
-    $edit['title'] = $node_tag1_title = $this->randomName();
+    $edit['title[0][value]'] = $node_tag1_title = $this->randomName();
     $edit[$this->tag_field->name] = 'tag1';
     $this->drupalPostForm($node_add_path, $edit, t('Save'));
     $edit = array();
-    $edit['title'] = $node_tag1_tag2_title = $this->randomName();
+    $edit['title[0][value]'] = $node_tag1_tag2_title = $this->randomName();
     $edit[$this->tag_field->name] = 'tag1, tag2';
     $this->drupalPostForm($node_add_path, $edit, t('Save'));
     $edit = array();
-    $edit['title'] = $node_no_tags_title = $this->randomName();
+    $edit['title[0][value]'] = $node_no_tags_title = $this->randomName();
     $this->drupalPostForm($node_add_path, $edit, t('Save'));
 
     // Create a view that filters by taxonomy term "tag1". It should show only