Cron functions should never care about the current user

Closes #3201470

core/modules/file/file.module

@@ -704,6 +704,7 @@ function file_cron() {
   // is disabled if $age set to 0.
   if ($age) {
     $fids = Drupal::entityQuery('file')
+      ->accessCheck(FALSE)
       ->condition('status', FILE_STATUS_PERMANENT, '<>')
       ->condition('changed', REQUEST_TIME - $age, '<')
       ->range(0, 100)

[Dave Long]

Worth adding a test for this? Looks like we could extend or modify UsageTest kernel test to include a file not owned by anonymous.

[Dave Long]

Having said that I'm unsure how access checks even work on file entities, so it may be tricky to make the access check fail.