diff --git a/core/modules/datetime/datetime.views.inc b/core/modules/datetime/datetime.views.inc
index eb25cb2..c3b7503 100644
--- a/core/modules/datetime/datetime.views.inc
+++ b/core/modules/datetime/datetime.views.inc
@@ -11,7 +11,7 @@
  * Implements hook_field_views_data().
  */
 function datetime_field_views_data(FieldStorageConfigInterface $field_storage) {
-  $data = field_views_field_default_views_data($field_storage);
+  $data = views_field_default_views_data($field_storage);
   foreach ($data as $table_name => $table_data) {
     // Set the 'datetime' filter type.
     $data[$table_name][$field_storage->getName() . '_value']['filter']['id'] = 'datetime';
diff --git a/core/modules/datetime/src/Plugin/views/filter/Date.php b/core/modules/datetime/src/Plugin/views/filter/Date.php
index 9af0fd6..df542b0 100644
--- a/core/modules/datetime/src/Plugin/views/filter/Date.php
+++ b/core/modules/datetime/src/Plugin/views/filter/Date.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Definition of Drupal\views\Plugin\views\filter\String.
+ * Contains \Drupal\datetime\Plugin\views\filter\String.
  */
 
 namespace Drupal\datetime\Plugin\views\filter;
diff --git a/core/modules/datetime/src/Plugin/views/sort/Date.php b/core/modules/datetime/src/Plugin/views/sort/Date.php
index 3e0c804..b86d424 100644
--- a/core/modules/datetime/src/Plugin/views/sort/Date.php
+++ b/core/modules/datetime/src/Plugin/views/sort/Date.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Definition of Drupal\datetime\Plugin\views\sort\Date.
+ * Contains \Drupal\datetime\Plugin\views\sort\Date.
  */
 
 namespace Drupal\datetime\Plugin\views\sort;
diff --git a/core/modules/datetime/src/Tests/Views/ArgumentDateTimeTest.php b/core/modules/datetime/src/Tests/Views/ArgumentDateTimeTest.php
index d6e9115..a7d9e92 100644
--- a/core/modules/datetime/src/Tests/Views/ArgumentDateTimeTest.php
+++ b/core/modules/datetime/src/Tests/Views/ArgumentDateTimeTest.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Contains of Drupal\datetime\Tests\Views\ArgumentDateTimeTest.
+ * Contains \Drupal\datetime\Tests\Views\ArgumentDateTimeTest.
  */
 
 namespace Drupal\datetime\Tests\Views;
diff --git a/core/modules/datetime/src/Tests/Views/FilterDateTimeTest.php b/core/modules/datetime/src/Tests/Views/FilterDateTimeTest.php
index 171eef2..051e24d 100644
--- a/core/modules/datetime/src/Tests/Views/FilterDateTimeTest.php
+++ b/core/modules/datetime/src/Tests/Views/FilterDateTimeTest.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Contains of Drupal\datetime\Tests\Views\FilterDateTimeTest.
+ * Contains \Drupal\datetime\Tests\Views\FilterDateTimeTest.
  */
 
 namespace Drupal\datetime\Tests\Views;
diff --git a/core/modules/datetime/src/Tests/Views/SortDateTimeTest.php b/core/modules/datetime/src/Tests/Views/SortDateTimeTest.php
index 348aa27..9c9ddcb 100644
--- a/core/modules/datetime/src/Tests/Views/SortDateTimeTest.php
+++ b/core/modules/datetime/src/Tests/Views/SortDateTimeTest.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Definition of Drupal\datetime\Tests\Views\SortDateTimeTest.
+ * Contains \Drupal\datetime\Tests\Views\SortDateTimeTest.
  */
 
 namespace Drupal\datetime\Tests\Views;