Issue #2031885 by droplet: Add t() context to 'Order' string.

core/modules/field/field.form.inc

@@ -35,7 +35,7 @@ function theme_field_multiple_value_form($variables) {
         'colspan' => 2,
         'class' => array('field-label'),
       ),
-      t('Order'),
+      t('Order', array(), array('context' => 'Sort order')),
     );
     $rows = array();
 

core/modules/views/lib/Drupal/views/Plugin/views/exposed_form/ExposedFormPluginBase.php

@@ -218,7 +218,7 @@ public function exposedFormAlter(&$form, &$form_state) {
         $form['sort_order'] = array(
           '#type' => 'select',
           '#options' => $sort_order,
-          '#title' => t('Order'),
+          '#title' => t('Order', array(), array('context' => 'Sort order')),
           '#default_value' => $default_sort_order,
         );
       }