Issue #1961542 by mtift, ParisLiakos: Added Drupal::transliteration() and...

Issue #1961542 by mtift, ParisLiakos: Added Drupal::transliteration() and replace calls to transliteration service with it.

core/lib/Drupal.php

@@ -401,4 +401,14 @@ public static function csrfToken() {
     return static::$container->get('csrf_token');
   }
 
+  /**
+   * Returns the transliteration service.
+   *
+   * @return \Drupal\Core\Transliteration\PHPTransliteration
+   *   The transliteration manager.
+   */
+  public static function transliteration() {
+    return static::$container->get('transliteration');
+  }
+
 }

core/modules/block/lib/Drupal/block/BlockBase.php

@@ -177,7 +177,7 @@ public function getMachineNameSuggestion() {
     // @todo This is basically the same as what is done in
     //   \Drupal\system\MachineNameController::transliterate(), so it might make
     //   sense to provide a common service for the two.
-    $transliteration_service = \Drupal::service('transliteration');
+    $transliteration_service = \Drupal::transliteration();
     $transliterated = $transliteration_service->transliterate($admin_label, Language::LANGCODE_DEFAULT, '_');
 
     $replace_pattern = '[^a-z0-9_.]+';

core/modules/system/language.api.php

@@ -199,7 +199,7 @@ function hook_language_fallback_candidates_alter(array &$fallback_candidates) {
  * // Use the current default interface language.
  * $langcode = language(\Drupal\Core\Language\Language::TYPE_INTERFACE)->id;
  * // Instantiate the transliteration class.
- * $trans = drupal_container()->get('transliteration');
+ * $trans = Drupal::transliteration();
  * // Use this to transliterate some text.
  * $transformed = $trans->transliterate($string, $langcode);
  * @endcode