diff --git a/core/modules/locale/lib/Drupal/locale/Tests/LocaleFileImportStatus.php b/core/modules/locale/lib/Drupal/locale/Tests/LocaleFileImportStatus.php
index 9726ef8..2406b2d 100644
--- a/core/modules/locale/lib/Drupal/locale/Tests/LocaleFileImportStatus.php
+++ b/core/modules/locale/lib/Drupal/locale/Tests/LocaleFileImportStatus.php
@@ -39,7 +39,6 @@ class LocaleFileImportStatus extends WebTestBase {
    *   The language of the langcode to add.
    */
   function addLanguage($langcode) {
-    // Add language.
     $edit = array('predefined_langcode' => $langcode);
     $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));
     drupal_static_reset('language_list');
@@ -47,10 +46,10 @@ class LocaleFileImportStatus extends WebTestBase {
   }
 
   /**
-   * Get translations for a array of strings.
+   * Get translations for an array of strings.
    *
    * @param $strings
-   *   A array of strings to translate.
+   *   An array of strings to translate.
    * @param $langcode
    *   The language code of the language to translate to.
    */
@@ -132,7 +131,7 @@ class LocaleFileImportStatus extends WebTestBase {
     );
     $this->checkTranslations($strings, $langcode);
 
-    // Fill the {locale_file} table with a older file.
+    // Fill the {locale_file} table with an older file.
     $file = $this->mockImportedPoFile($langcode, -1);
 
     // Add language.
@@ -178,4 +177,21 @@ class LocaleFileImportStatus extends WebTestBase {
     $timestamp = db_query('SELECT timestamp FROM {locale_file} WHERE uri = :uri', array(':uri' => $file->uri))->fetchField();
     $this->assertEqual($timestamp, $file->timestamp);
   }
+
+  /**
+   * Delete translation files after deleting a language.
+   */
+  function testDeleteLanguage() {
+    $dir = conf_path() . '/files/translations';
+    file_prepare_directory($dir, FILE_CREATE_DIRECTORY);
+    variable_set('locale_translate_file_directory', $dir);
+    $langcode = 'de';
+    $this->addLanguage($langcode);
+    $file_uri = tempnam($dir, "po_") . '.' . $langcode . '.po';
+    file_put_contents($file_uri, $this->randomString());
+    $this->assertTrue(is_file($file_uri), 'Translation file is created.');
+    language_delete($langcode);
+    $this->assertTrue($file_uri);
+    $this->assertFalse(is_file($file_uri), 'Translation file deleted after deleting language');
+  }
 }
diff --git a/core/modules/locale/lib/Drupal/locale/TranslationsStream.php b/core/modules/locale/lib/Drupal/locale/TranslationsStream.php
new file mode 100644
index 0000000..975c184
--- /dev/null
+++ b/core/modules/locale/lib/Drupal/locale/TranslationsStream.php
@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * @file
+ * Definition of Drupal\locale\TranslationStream.
+ */
+
+namespace Drupal\locale;
+
+use Drupal\Core\StreamWrapper\LocalStream;
+
+/**
+ * Defines a Drupal translations (translations://) stream wrapper class.
+ *
+ * Provides support for storing translation files.
+ */
+class TranslationsStream extends LocalStream {
+
+  /**
+   * Implements Drupal\Core\StreamWrapper\LocalStream::getDirectoryPath()
+   */
+  public function getDirectoryPath() {
+    return variable_get('locale_translate_file_directory',
+      conf_path() . '/files/translations');
+  }
+
+  /**
+   * Implements Drupal\Core\StreamWrapper\StreamWrapperInterface::getExternalUrl().
+   *
+   * @return string
+   *   Returns the HTML URI of a public file.
+   */
+  function getExternalUrl() {
+    $path = str_replace('\\', '/', $this->getTarget());
+    return $GLOBALS['base_url'] . '/' . self::getDirectoryPath() . '/' . drupal_encode_path($path);
+  }
+}
diff --git a/core/modules/locale/locale.bulk.inc b/core/modules/locale/locale.bulk.inc
index 1844473..f795f99 100644
--- a/core/modules/locale/locale.bulk.inc
+++ b/core/modules/locale/locale.bulk.inc
@@ -393,18 +393,21 @@ function locale_translate_update_file_history($file) {
  */
 function locale_translate_delete_translation_files($langcode) {
   $files = locale_translate_get_interface_translation_files($langcode);
+  $return = TRUE;
   if (!empty($files)) {
     foreach ($files as $file) {
       $success = file_unmanaged_delete($file->uri);
       if (!$success) {
-        return FALSE;
+        $return = FALSE;
+      }
+      else {
+        // Remove the registered translation file if any.
+        db_delete('locale_file')
+          ->condition('langcode', $langcode)
+          ->condition('uri', $file->uri)
+          ->execute();
       }
-      // Remove the registered translation file if any.
-      db_delete('locale_file')
-        ->condition('langcode', $langcode)
-        ->coddition('uri', $file->uri)
-        ->execute();
     }
   }
-  return TRUE;
+  return $return;
 }
diff --git a/core/modules/locale/locale.module b/core/modules/locale/locale.module
index ce20b59..2fc097a 100644
--- a/core/modules/locale/locale.module
+++ b/core/modules/locale/locale.module
@@ -12,6 +12,7 @@
  */
 
 use Drupal\locale\LocaleLookup;
+use Drupal\locale\TranslationsStream;
 
 /**
  * Regular expression pattern used to localize JavaScript strings.
@@ -170,6 +171,21 @@ function locale_theme() {
 }
 
 /**
+ * Implements hook_stream_wrappers().
+ */
+function locale_stream_wrappers() {
+  $wrappers = array(
+    'translations' => array(
+      'name' => t('Translation files'),
+      'class' => 'Drupal\locale\TranslationsStream',
+      'description' => t('Translation files'),
+      'type' => STREAM_WRAPPERS_LOCAL_NORMAL,
+    ),
+  );
+  return $wrappers;
+}
+
+/**
  * Implements hook_language_insert().
  */
 function locale_language_insert($language) {