Change record status: 
Project: 
Introduced in branch: 
10.3.x
Introduced in version: 
10.3.0
Description: 

\Drupal\locale\Locale and \Drupal\locale\Locale::config() are deprecated. There is no replacement of \Drupal\locale\Locale.

Use \Drupal::service('locale.config_manager') instead of \Drupal\locale\Locale::config().

Impacts: 
Module developers