commit 54a0ea05e82934853f519fb1612b2066e7829756
Author: Erik Stielstra <info@erikstielstra.nl>
Date:   Mon Sep 30 10:01:15 2013 +0200

    #49

diff --git a/core/includes/install.core.inc b/core/includes/install.core.inc
index eed44ac..af897e8 100644
--- a/core/includes/install.core.inc
+++ b/core/includes/install.core.inc
@@ -1840,9 +1840,6 @@ function install_get_localization_release($version = \Drupal::VERSION) {
  *   - extra_number: The number part of "extra" (e.g., "2").
  */
 function _install_get_version_info($version) {
-
-  $info = array();
-
   preg_match('/
     (
       (?P<major>[0-9]+)    # Major release number.
@@ -2345,13 +2342,9 @@ function install_check_translations($install_state) {
   }
 
   if ($translations_directory_exists && $readable && $writable && $translation_available) {
-    // Download the translation file and check if the file name is recognized
-    // by the installer. Throw an error if it failed.
     $translation_downloaded = install_retrieve_file($translation_url, $translations_directory);
-    $files_found = install_find_translations();
-    $translation_file_found = isset($files_found[$langcode]);
 
-    if (!$translation_downloaded || !$translation_file_found) {
+    if (!$translation_downloaded) {
       $requirements['translation downloaded'] = array(
         'title'       => t('Translation'),
         'value'       => t('The %language translation could not be downloaded.', array('%language' => $language)),
diff --git a/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationVersionUnitTest.php b/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationVersionUnitTest.php
index 237ce23..b1413b4 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationVersionUnitTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationVersionUnitTest.php
@@ -119,4 +119,4 @@ public function testVersionFallback() {
     $fallback = array('99.2', '99.1', '98.0');
     $this->assertVersionFallback($version, $fallback);
   }
-}
\ No newline at end of file
+}