diff --git a/core/modules/locale/locale.services.yml b/core/modules/locale/locale.services.yml
index 1d55460..e37cb48 100644
--- a/core/modules/locale/locale.services.yml
+++ b/core/modules/locale/locale.services.yml
@@ -5,9 +5,7 @@ services:
     public: false
   locale.config_manager:
     class: Drupal\locale\LocaleConfigManager
-    arguments: ['@config.storage', '@locale.storage', '@config.factory', '@config.typed', '@language_manager', '@locale.default.config.storage']
-    calls:
-      - [_setConfigManager, ['@config.manager']]
+    arguments: ['@config.storage', '@locale.storage', '@config.factory', '@config.typed', '@language_manager', '@locale.default.config.storage', '@config.manager']
   locale.storage:
     class: Drupal\locale\StringDatabaseStorage
     arguments: ['@database']
diff --git a/core/modules/locale/src/LocaleConfigManager.php b/core/modules/locale/src/LocaleConfigManager.php
index db6c181..028e75a 100644
--- a/core/modules/locale/src/LocaleConfigManager.php
+++ b/core/modules/locale/src/LocaleConfigManager.php
@@ -100,12 +100,8 @@ class LocaleConfigManager {
    * The configuration manager.
    *
    * @var \Drupal\Core\Config\ConfigManagerInterface
-   *
-   * @internal
-   *   Will be made protected and renamed to $configManager in 8.1.0.
-   *   https://www.drupal.org/node/2628132
    */
-  private $_configManager;
+  protected $configManager;
 
   /**
    * Creates a new typed configuration manager.
@@ -122,44 +118,17 @@ class LocaleConfigManager {
    *   The language manager.
    * @param \Drupal\locale\LocaleDefaultConfigStorage $default_config_storage
    *   The locale default configuration storage.
+   * @param \Drupal\Core\Config\ConfigManagerInterface $config_manager
+   *   The configuration manager.
    */
-  public function __construct(StorageInterface $config_storage, StringStorageInterface $locale_storage, ConfigFactoryInterface $config_factory, TypedConfigManagerInterface $typed_config, ConfigurableLanguageManagerInterface $language_manager, LocaleDefaultConfigStorage $default_config_storage) {
+  public function __construct(StorageInterface $config_storage, StringStorageInterface $locale_storage, ConfigFactoryInterface $config_factory, TypedConfigManagerInterface $typed_config, ConfigurableLanguageManagerInterface $language_manager, LocaleDefaultConfigStorage $default_config_storage, ConfigManagerInterface $config_manager) {
     $this->configStorage = $config_storage;
     $this->localeStorage = $locale_storage;
     $this->configFactory = $config_factory;
     $this->typedConfigManager = $typed_config;
     $this->languageManager = $language_manager;
     $this->defaultConfigStorage = $default_config_storage;
-  }
-
-  /**
-   * Sets the configuration manager service.
-   *
-   * @param \Drupal\Core\Config\ConfigManagerInterface $config_manager
-   *
-   * @internal
-   *   Will be replaced by constructor injection in 8.1.0.
-   *   https://www.drupal.org/node/2628132
-   */
-  public function _setConfigManager(ConfigManagerInterface $config_manager) {
-    $this->_configManager = $config_manager;
-  }
-
-  /**
-   * Gets the configuration manager service.
-   *
-   * @return \Drupal\Core\Config\ConfigManagerInterface
-   *   The config manager
-   *
-   * @internal
-   *   Will be replaced by constructor injection in 8.1.0.
-   *   https://www.drupal.org/node/2628132
-   */
-  private final function _getConfigManager() {
-    if (!isset($this->_configManager)) {
-      $this->_configManager = \Drupal::service('config.manager');
-    }
-    return $this->_configManager;
+    $this->configManager = $config_manager;
   }
 
   /**
@@ -524,7 +493,7 @@ public function getDefaultConfigLangcode($name) {
     // configurable_language entities are a special case since they can be
     // translated regardless of whether they are shipped if they in the standard
     // language list.
-    $config_entity_type = $this->_getConfigManager()->getEntityTypeIdByName($name);
+    $config_entity_type = $this->configManager->getEntityTypeIdByName($name);
     if (!$config_entity_type || $config_entity_type === 'configurable_language'
       || !empty($this->configFactory->get($name)->get('_core.default_config_hash'))
     ) {