diff -u b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
--- b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
+++ b/core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php
@@ -141,14 +141,14 @@
    * Given a configuration name and type, returns a list of
    * ConfigEntityDependency objects in the order of the nearest to the entity
    * passed in. For example, if passed ('module', 'node'), this function will
-   * return [node_type, field_storage, field, entity view displays, ...].
+   * return [node_type, field_storage, field, entity view displays].
    *
    * If the given entity isn't a configuration, module, theme or content entity
    * then this function returns just an empty array.
    *
    * @param string $type
-   *   The type of dependency being checked. Either 'module', 'theme', 'config'
-   *   or 'content'; anything else will return an empty array.
+   *   The type of dependency being checked. Either 'module', 'theme', 'config'.
+   *
    * @param string $name
    *   The specific configuration name to check. If $type equals 'module' or
    *   'theme' then it should be a module name or theme name. Otherwise it
@@ -157,6 +157,7 @@
    * @return \Drupal\Core\Config\Entity\ConfigEntityDependency[]
    *   An array of configuration entities which depend on the given entity,
    *   ordered from the immediate parent up the dependency graph.
+   *   If nothing is dependent it'll be empty.
    *
    * @see \Drupal\Core\Entity\EntityInterface::getConfigDependencyName()
    */