diff --git a/core/lib/Drupal/Component/Plugin/ConfigurablePluginInterface.php b/core/lib/Drupal/Component/Plugin/ConfigurablePluginInterface.php
index 500dea3..e2ae59d 100644
--- a/core/lib/Drupal/Component/Plugin/ConfigurablePluginInterface.php
+++ b/core/lib/Drupal/Component/Plugin/ConfigurablePluginInterface.php
@@ -52,6 +52,7 @@ public function defaultConfiguration();
    *   @code
    *   array(
    *     'config' => array('user.role.anonymous', 'user.role.authenticated'),
+   *     'content' => array('node:article:f0a189e6-55fb-47fb-8005-5bef81c44d6d'),
    *     'module' => array('node', 'user'),
    *     'theme' => array('seven'),
    *   );
diff --git a/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
index fd82dfd..ef7f645 100644
--- a/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
+++ b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
@@ -161,12 +161,12 @@ public function getDependentEntities($type, $name) {
       $entities_to_check[] = $name;
     }
     else {
-      if ($type == 'module' || $type ==  'theme' || $type ==  'content') {
+      if ($type == 'module' || $type == 'theme' || $type == 'content') {
         $dependent_entities = array_filter($this->data, function (ConfigEntityDependency $entity) use ($type, $name) {
           return $entity->hasDependency($type, $name);
         });
       }
-      // If checking content, module, or theme dependencies then discover which
+      // If checking content, module, or theme dependencies, discover which
       // entities are dependent on the entities that have a direct dependency.
       foreach ($dependent_entities as $entity) {
         $entities_to_check[] =  $entity->getConfigDependencyName();