reverted:
--- b/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php
+++ a/core/modules/edit/lib/Drupal/edit/Access/EditEntityFieldAccessCheck.php
@@ -41,10 +41,7 @@
    * Implements EntityFieldAccessCheckInterface::accessEditEntityField().
    */
   public function accessEditEntityField(EntityInterface $entity, $field_name) {
+    return $entity->access('update') && field_access('edit', $field_name, $entity->entityType(), $entity);
-    $instance = field_info_instance($entity->entityType(), $field_name, $entity->bundle());
-    $field = field_info_field($field_name);
-    $field_definition = $field->getFieldDefinition($instance);
-    return $entity->access('update') && field_access('edit', $field_definition, $entity->entityType(), $entity);
   }
 
   /**
reverted:
--- b/core/modules/entity_reference/lib/Drupal/entity_reference/EntityReferenceController.php
+++ a/core/modules/entity_reference/lib/Drupal/entity_reference/EntityReferenceController.php
@@ -77,8 +77,7 @@
       throw new AccessDeniedHttpException();
     }
 
+    if ($field['type'] != 'entity_reference' || !field_access('edit', $field, $entity_type)) {
-    $field_definition = $field->getFieldDefinition($instance);
-    if ($field['type'] != 'entity_reference' || !field_access('edit', $field_definition, $entity_type)) {
       throw new AccessDeniedHttpException();
     }
 
diff -u b/core/modules/field/field.api.php b/core/modules/field/field.api.php
--- b/core/modules/field/field.api.php
+++ b/core/modules/field/field.api.php
@@ -2139,9 +2139,8 @@
  *
  * @param $op
  *   The operation to be performed. Possible values: 'edit', 'view'.
- * @param array $field_definition
- *   The field definition array for the instance of the field on which the
- *   operation is to be performed.
+ * @param $field
+ *   The field on which the operation is to be performed.
  * @param $entity_type
  *   The type of $entity; for example, 'node' or 'user'.
  * @param $entity
@@ -2152,7 +2151,7 @@
  * @return
  *   TRUE if the operation is allowed, and FALSE if the operation is denied.
  */
-function hook_field_access($op, array $field_definition, $entity_type, $entity, $account) {
+function hook_field_access($op, $field, $entity_type, $entity, $account) {
   if ($field['field_name'] == 'field_of_interest' && $op == 'edit') {
     return user_access('edit field of interest', $account);
   }
reverted:
--- b/core/modules/field/field.module
+++ a/core/modules/field/field.module
@@ -942,10 +942,9 @@
  *   The operation to be performed. Possible values:
  *   - edit
  *   - view
+ * @param array $field
+ *   The full field structure array for the field on which the operation is to
+ *   be performed. See field_info_field().
- * @param array $field_definition
- *  The field definition array for the instance of the field on which the
- *  operation is to be performed.
- *  See \Drupal\field\Plugin\Core\Entity\Field::getFieldDefinition().
  * @param $entity_type
  *   The type of $entity; for example, 'node' or 'user'.
  * @param $entity
@@ -956,7 +955,7 @@
  * @return
  *   TRUE if the operation is allowed; FALSE if the operation is denied.
  */
+function field_access($op, $field, $entity_type, $entity = NULL, $account = NULL) {
-function field_access($op, array $field_definition, $entity_type, $entity = NULL, $account = NULL) {
   global $user;
 
   if (!isset($account)) {
@@ -965,7 +964,7 @@
 
   foreach (module_implements('field_access') as $module) {
     $function = $module . '_field_access';
+    $access = $function($op, $field, $entity_type, $entity, $account);
-    $access = $function($op, $field_definition, $entity_type, $entity, $account);
     if ($access === FALSE) {
       return FALSE;
     }
diff -u b/core/modules/field/lib/Drupal/field/Plugin/views/field/Field.php b/core/modules/field/lib/Drupal/field/Plugin/views/field/Field.php
--- b/core/modules/field/lib/Drupal/field/Plugin/views/field/Field.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/views/field/Field.php
@@ -100,7 +100,7 @@
    */
   public function access() {
     $base_table = $this->get_base_table();
-    return field_access('view', $this->field_info->getFieldDefinition(), $this->definition['entity_tables'][$base_table]);
+    return field_access('view', $this->field_info, $this->definition['entity_tables'][$base_table]);
   }
 
   /**
reverted:
--- b/core/modules/field/tests/modules/field_test/field_test.field.inc
+++ a/core/modules/field/tests/modules/field_test/field_test.field.inc
@@ -197,14 +197,14 @@
 /**
  * Implements hook_field_access().
  */
+function field_test_field_access($op, $field, $entity_type, $entity, $account) {
+  if ($field['field_name'] == "field_no_{$op}_access") {
-function field_test_field_access($op, array $field_definition, $entity_type, $entity, $account) {
-  if ($field_definition['field_name'] == "field_no_{$op}_access") {
     return FALSE;
   }
 
   // Only grant view access to test_view_field fields when the user has
   // 'view test_view_field content' permission.
+  if ($field['field_name'] == 'test_view_field' && $op == 'view' && !user_access('view test_view_field content')) {
-  if ($field_definition['field_name'] == 'test_view_field' && $op == 'view' && !user_access('view test_view_field content')) {
     return FALSE;
   }
 
reverted:
--- b/core/modules/file/file.module
+++ a/core/modules/file/file.module
@@ -666,7 +666,7 @@
       foreach ($entities as $entity) {
         $field = field_info_field($field_name);
         // Check if access to this field is not disallowed.
+        if (!field_access('view', $field, $entity_type, $entity)) {
-        if (!field_access('view', $field->getFieldDefinition(), $entity_type, $entity)) {
           $denied = TRUE;
           continue;
         }