Issue #3136577 by yonas.legesse, ashutosh.mishra: Drupal 9 Compatibility

composer.json

@@ -5,7 +5,6 @@
     "homepage": "http://drupal.org/project/file_update",
     "license": "GPL-2.0+",
     "require": {
-        "drupal/core": "^8.8.0",
         "ext-json": "*"
     }
 }

file_update.info.yml

@@ -2,6 +2,7 @@ name: 'File update'
 type: module
 description: 'Allows to update files for SEO and better structured content.'
 core: 8.x
+core_version_requirement: ^8 || ^9
 package: 'SEO'
 dependencies:
   - drupal:file

src/FileUpdateService.php

@@ -10,6 +10,7 @@ use Drupal\Core\Image\ImageFactory;
 use Drupal\Core\Logger\LoggerChannelInterface;
 use Drupal\Core\Messenger\MessengerInterface;
 use Drupal\Core\Session\AccountProxyInterface;
+use Drupal\Core\StreamWrapper\StreamWrapperManager;
 use Drupal\Core\StringTranslation\StringTranslationTrait;
 use Drupal\file\FileInterface;
 use Drupal\file_update\Plugin\FileUpdate\FileUpdateManager;
@@ -579,11 +580,16 @@ class FileUpdateService {
   /**
    * Check if uri is valid.
    *
+   * @param $uri
+   *   The URI to check.
+   *
    * @return bool
    *   If uri is valid.
    */
   public function isValidUri($uri) {
-    return $this->fileSystem->validScheme($uri);
+    /** @var StreamWrapperManager $stream_wrapper_manager */
+    $stream_wrapper_manager = \Drupal::service('stream_wrapper_manager');
+    return $stream_wrapper_manager->isValidScheme($uri);
   }
 
 }