diff --git a/core/modules/language/language.admin.inc b/core/modules/language/language.admin.inc
index 3ebaab1..33cc45a 100644
--- a/core/modules/language/language.admin.inc
+++ b/core/modules/language/language.admin.inc
@@ -335,102 +335,6 @@ function theme_language_negotiation_configure_browser_form_table($variables) {
 }
 
 /**
- * Returns the content language settings form.
- */
-function language_content_settings_page() {
-  return drupal_get_form('language_content_settings_form', language_entity_supported());
-}
-
-/**
- * Form constructor for the content language settings form.
- *
- * @param array $supported
- *   Entity types with language support.
- *
- * @see language_content_settings_form_submit()
- *
- * @ingroup forms
- */
-function language_content_settings_form(array $form, array $form_state, array $supported) {
-  $entity_info = entity_get_info();
-  $labels = array();
-  $default = array();
-
-  foreach ($supported as $entity_type) {
-    $labels[$entity_type] = isset($entity_info[$entity_type]['label']) ? $entity_info[$entity_type]['label'] : $entity_type;
-    $default[$entity_type] = FALSE;
-
-    // Check whether we have any custom setting.
-    foreach (entity_get_bundles($entity_type) as $bundle => $bundle_info) {
-      $conf = language_get_default_configuration($entity_type, $bundle);
-      if (!empty($conf['language_show']) || $conf['langcode'] != 'site_default') {
-        $default[$entity_type] = $entity_type;
-      }
-      $language_configuration[$entity_type][$bundle] = $conf;
-    }
-  }
-
-  asort($labels);
-
-  $path = drupal_get_path('module', 'language');
-  $form = array(
-    '#labels' => $labels,
-    '#attached' => array(
-      'css' => array($path . '/css/language.admin.css'),
-    ),
-  );
-
-  $form['entity_types'] = array(
-    '#title' => t('Custom language settings'),
-    '#type' => 'checkboxes',
-    '#options' => $labels,
-    '#default_value' => $default,
-  );
-
-  $form['settings'] = array('#tree' => TRUE);
-
-  foreach ($labels as $entity_type => $label) {
-    $info = $entity_info[$entity_type];
-
-    $form['settings'][$entity_type] = array(
-      '#title' => $label,
-      '#type' => 'container',
-      '#entity_type' => $entity_type,
-      '#theme' => 'language_content_settings_table',
-      '#bundle_label' => isset($info['bundle_label']) ? $info['bundle_label'] : $label,
-      '#states' => array(
-        'visible' => array(
-          ':input[name="entity_types[' . $entity_type . ']"]' => array('checked' => TRUE),
-        ),
-      ),
-    );
-
-    foreach (entity_get_bundles($entity_type) as $bundle => $bundle_info) {
-      $form['settings'][$entity_type][$bundle]['settings'] = array(
-        '#type' => 'item',
-        '#label' => $bundle_info['label'],
-        'language' => array(
-          '#type' => 'language_configuration',
-          '#entity_information' => array(
-            'entity_type' => $entity_type,
-            'bundle' => $bundle,
-          ),
-          '#default_value' => $language_configuration[$entity_type][$bundle],
-        ),
-      );
-    }
-  }
-
-  $form['actions'] = array('#type' => 'actions');
-  $form['actions']['submit'] = array(
-    '#type' => 'submit',
-    '#value' => t('Save'),
-  );
-
-  return $form;
-}
-
-/**
  * Implements hook_preprocess_HOOK() for theme_language_content_settings_table().
  */
 function template_preprocess_language_content_settings_table(&$variables) {
@@ -492,19 +396,6 @@ function theme_language_content_settings_table($variables) {
 }
 
 /**
- * Form submission handler for language_content_settings_form().
- */
-function language_content_settings_form_submit(array $form, array &$form_state) {
-  $settings = &$form_state['values']['settings'];
-  foreach ($settings as $entity_type => $entity_settings) {
-    foreach ($entity_settings as $bundle => $bundle_settings) {
-      language_save_default_configuration($entity_type, $bundle, $bundle_settings['settings']['language']);
-    }
-  }
-  drupal_set_message(t('Settings successfully updated.'));
-}
-
-/**
  * Helper function to disable the language switcher blocks.
  *
  * @param array $language_types
diff --git a/core/modules/language/language.module b/core/modules/language/language.module
index 83f61e9..822e046 100644
--- a/core/modules/language/language.module
+++ b/core/modules/language/language.module
@@ -124,9 +124,7 @@ function language_menu() {
   $items['admin/config/regional/content-language'] = array(
     'title' => 'Content language settings',
     'description' => 'Configure content language support for any multilingual element.',
-    'page callback' => 'language_content_settings_page',
-    'access arguments' => array('administer languages'),
-    'file' => 'language.admin.inc',
+    'route_name' => 'language_content_settings',
   );
 
   return $items;
@@ -172,22 +170,6 @@ function language_theme() {
 }
 
 /**
- * Returns a list of supported entity types.
- *
- * @return array
- *   An array of entity type names.
- */
-function language_entity_supported() {
-  $supported = array();
-  foreach (entity_get_info() as $entity_type => $info) {
-    if (!empty($info['translatable'])) {
-      $supported[$entity_type] = $entity_type;
-    }
-  }
-  return $supported;
-}
-
-/**
  * Implements hook_element_info_alter().
  */
 function language_element_info_alter(&$type) {
@@ -301,7 +283,7 @@ function language_configuration_element_process($element, &$form_state, &$form)
 
   // Do not add the submit callback for the language content settings page,
   // which is handled separately.
-  if (array_search('language_content_settings_form_submit', $form['#submit']) === FALSE) {
+  if ($form['#form_id'] != 'language_content_settings_form') {
     // Determine where to attach the language_configuration element submit handler.
     // @todo Form API: Allow form widgets/sections to declare #submit handlers.
     if (isset($form['actions']['submit']['#submit']) && array_search('language_configuration_element_submit', $form['actions']['submit']['#submit']) === FALSE) {
diff --git a/core/modules/language/language.routing.yml b/core/modules/language/language.routing.yml
index c7e8f12..fbb12a5 100644
--- a/core/modules/language/language.routing.yml
+++ b/core/modules/language/language.routing.yml
@@ -61,3 +61,10 @@ language_negotiation_browser_delete:
     _form: '\Drupal\language\Form\NegotiationBrowserDeleteForm'
   requirements:
     _permission: 'administer languages'
+
+language_content_settings:
+  pattern: '/admin/config/regional/content-language'
+  defaults:
+    _form: 'Drupal\language\Form\ContentLanguageSettingsForm'
+  requirements:
+    _permission: 'administer languages'
diff --git a/core/modules/language/lib/Drupal/language/Form/ContentLanguageSettingsForm.php b/core/modules/language/lib/Drupal/language/Form/ContentLanguageSettingsForm.php
index 65becdf..02429aa 100644
--- a/core/modules/language/lib/Drupal/language/Form/ContentLanguageSettingsForm.php
+++ b/core/modules/language/lib/Drupal/language/Form/ContentLanguageSettingsForm.php
@@ -53,22 +53,6 @@ public static function create(ContainerInterface $container) {
   }
 
   /**
-   * Return a list of entity types for which language settings are supported.
-   *
-   * @return array
-   *   A list of entity types which are translatable.
-   */
-  protected function entitySupported() {
-    $supported = array();
-    foreach ($this->entityManager->getDefinitions() as $entity_type => $info) {
-      if (!empty($info['translatable'])) {
-        $supported[$entity_type] = $entity_type;
-      }
-    }
-    return $supported;
-  }
-
-  /**
    * {@inheritdoc}
    */
   public function getFormID() {
@@ -83,14 +67,17 @@ public function buildForm(array $form, array &$form_state) {
     $labels = array();
     $default = array();
 
-    $bundles = entity_get_bundles();
+    $bundles = $this->entityManager->getAllBundleInfo();
     $language_configuration = array();
-    foreach ($this->entitySupported() as $entity_type) {
-      $labels[$entity_type] = isset($entity_info[$entity_type]['label']) ? $entity_info[$entity_type]['label'] : $entity_type;
+    foreach ($entity_info as $entity_type =>$info) {
+      if (empty($info['translatable'])) {
+        continue;
+      }
+      $labels[$entity_type] = isset($info['label']) ? $info['label'] : $entity_type;
       $default[$entity_type] = FALSE;
 
       // Check whether we have any custom setting.
-      foreach ($bundles as $bundle => $bundle_info) {
+      foreach ($bundles[$entity_type] as $bundle => $bundle_info) {
         $conf = language_get_default_configuration($entity_type, $bundle);
         if (!empty($conf['language_show']) || $conf['langcode'] != 'site_default') {
           $default[$entity_type] = $entity_type;
@@ -135,7 +122,7 @@ public function buildForm(array $form, array &$form_state) {
         ),
       );
 
-      foreach ($bundles as $bundle => $bundle_info) {
+      foreach ($bundles[$entity_type] as $bundle => $bundle_info) {
         $form['settings'][$entity_type][$bundle]['settings'] = array(
           '#type' => 'item',
           '#label' => $bundle_info['label'],
@@ -157,7 +144,7 @@ public function buildForm(array $form, array &$form_state) {
       '#value' => $this->t('Save'),
     );
 
-    return parent::buildForm($form, $form_state);
+    return $form;
   }
 
   /**
@@ -167,16 +154,14 @@ public function submitForm(array &$form, array &$form_state) {
     $config = $this->configFactory->get('language.settings');
     foreach ($form_state['values']['settings'] as $entity_type => $entity_settings) {
       foreach ($entity_settings as $bundle => $bundle_settings) {
-          $config->set(language_get_default_configuration_settings_key($entity_type, $bundle),
-            array(
-              'langcode' => $bundle_settings['settings']['language']['langcode'],
-              'language_show' => $bundle_settings['settings']['langcode']['language_show'],
-            )
-          );
+        $config->set(language_get_default_configuration_settings_key($entity_type, $bundle), array(
+          'langcode' => $bundle_settings['settings']['language']['langcode'],
+          'language_show' => $bundle_settings['settings']['language']['language_show'],
+        ));
       }
     }
     $config->save();
-    parent::submitForm($form, $form_state);
+    drupal_set_message($this->t('Settings successfully updated.'));
   }
 
 }