Issue #2752149 by marcoscano, ifrik: "filter" button should be normal (grey) instead of primary (blue)

core/modules/path/src/Form/PathFilterForm.php

@@ -38,7 +38,6 @@ class PathFilterForm extends FormBase {
     );
     $form['basic']['submit'] = array(
       '#type' => 'submit',
-      '#button_type' => 'primary',
       '#value' => $this->t('Filter'),
     );
     if ($keys) {