diff --git a/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php b/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php
index b6fe2f1..fb9fb5b 100644
--- a/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php
+++ b/core/lib/Drupal/Core/Field/FieldModuleUninstallValidator.php
@@ -41,11 +41,12 @@ public function __construct(EntityManagerInterface $entity_manager, TranslationI
   public function validate($module_name) {
     $reasons = array();
 
+    // We skip fields provided by the Field module as it implements field
+    // purging.
     if ($module_name != 'field') {
       foreach ($this->entityManager->getDefinitions() as $entity_type_id => $entity_type) {
         // We skip entity types defined by the module as there must be no content
-        // to be able to uninstall them anyway. We also skip the Field module as
-        // it implements field purging.
+        // to be able to uninstall them anyway.
         // See \Drupal\Core\Entity\ContentUninstallValidator.
         if ($entity_type->getProvider() != $module_name && $entity_type->isSubclassOf('\Drupal\Core\Entity\FieldableEntityInterface')) {
           foreach ($this->entityManager->getFieldStorageDefinitions($entity_type_id) as $storage_definition) {