diff -u b/core/includes/entity.inc b/core/includes/entity.inc
--- b/core/includes/entity.inc
+++ b/core/includes/entity.inc
@@ -150,8 +150,8 @@
  * "handlers['storage']" key in the entity plugin annotation. These classes
  * can either implement the \Drupal\Core\Entity\EntityStorageInterface
  * interface, or, most commonly, extend the
- * \Drupal\Core\Entity\Sql\SqlContentEntityStorage class.
- * See Drupal\node\Entity\Node and Drupal\node\NodeStorage for an example.
+ * \Drupal\Core\Entity\Sql\SqlContentEntityStorage class. See
+ * \Drupal\node\Entity\Node and \Drupal\node\NodeStorage for an example.
  *
  * @param string $entity_type
  *   The entity type to load, e.g. node or user.
diff -u b/core/modules/aggregator/src/FeedViewBuilder.php b/core/modules/aggregator/src/FeedViewBuilder.php
--- b/core/modules/aggregator/src/FeedViewBuilder.php
+++ b/core/modules/aggregator/src/FeedViewBuilder.php
@@ -16,7 +16,7 @@
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
- * View builder handler for aggregator feeds items.
+ * View builder handler for aggregator feeds.
  */
 class FeedViewBuilder extends EntityViewBuilder {