commenting changes

commerce_user_points.module

@@ -89,14 +89,10 @@ function _commerce_user_points_node_form_validate($form, FormStateInterface $for
  */
 function commerce_user_points_mail($key, array &$message, array $params) {
 
-  $options = [
-    'langcode' => $message['langcode'],
-  ];
-
   switch ($key) {
     case 'commerce_user_points':
       $message['from'] = \Drupal::config('system.site')->get('mail');
-      $message['subject'] = t($params['subject'], $options);
+      $message['subject'] = t($params['subject']);
       $message['body'][] = $params['message'];
       break;
   }

src/Plugin/Commerce/CheckoutPane/CommerceUserPoints.php

@@ -4,10 +4,8 @@ namespace Drupal\commerce_user_points\Plugin\Commerce\CheckoutPane;
 
 use Drupal\commerce_store\Entity\Store;
 use Drupal\commerce_product\Entity\Product;
-use Drupal\commerce_checkout\Plugin\Commerce\CheckoutFlow\CheckoutFlowInterface;
 use Drupal\commerce_checkout\Plugin\Commerce\CheckoutPane\CheckoutPaneBase;
 use Drupal\commerce_checkout\Plugin\Commerce\CheckoutPane\CheckoutPaneInterface;
-use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\commerce_order\Adjustment;
 use Drupal\commerce_price\Price;
@@ -131,7 +129,6 @@ class CommerceUserPoints extends CheckoutPaneBase implements CheckoutPaneInterfa
   public function validatePaneForm(array &$pane_form, FormStateInterface $form_state, array &$complete_form) {
 
     $arrNidPoints = $totalUsablePoints = [];
-    $finalString = '';
 
     $values = $form_state->getValue($pane_form['#parents']);
     $thresholdValue = \Drupal::config('commerce_user_points.settings')->get('threshold_value');