commit 3ec0e3ba4b0c133f6c98cab792c24d3ba395ca14
Author: Joel Pittet <joel@pittet.ca>
Date:   Sun Jun 7 21:27:37 2015 -0400

    3

diff --git a/core/modules/views/views.theme.inc b/core/modules/views/views.theme.inc
index 79be715..1659960 100644
--- a/core/modules/views/views.theme.inc
+++ b/core/modules/views/views.theme.inc
@@ -516,7 +516,7 @@ function template_preprocess_views_view_table(&$variables) {
       if ($variables['header'][$field]['content']) {
         $element_label_type = $fields[$field]->elementLabelType(TRUE, TRUE);
         if ($element_label_type) {
-          $variables['header'][$field]['content'] = SafeMarkup::format('<@element_label_type>@content</@element_label_type>', ['@element_label_type' => $element_label_type, '@content' => $variables['header'][$field]['content']]);
+          $variables['header'][$field]['content'] = '<' . $element_label_type . '>' . $variables['header'][$field]['content'] . '</' . $element_label_type . '>';
         }
         // Improves accessibility of complex tables.
         $variables['header'][$field]['attributes']['id'] = Html::getUniqueId('view-' . $field . '-table-column');
@@ -591,7 +591,6 @@ function template_preprocess_views_view_table(&$variables) {
             $column_reference['content'] = '';
           }
           $column_reference['content'] = SafeMarkup::format('@content@field_output', ['@content' => $column_reference['content'], '@separator' => $field_output]);
-
         }
       }
       $column_reference['attributes'] = new Attribute($column_reference['attributes']);