Issue #2002928 by bdone: Rename Views method wizard_form() to wizardForm().

core/modules/views/lib/Drupal/views/Plugin/views/style/StylePluginBase.php

@@ -359,7 +359,7 @@ public function validateOptionsForm(&$form, &$form_state) {
    * @param string $type
    *    The display type, either block or page.
    */
-  function wizard_form(&$form, &$form_state, $type) {
+  public function wizardForm(&$form, &$form_state, $type) {
   }
 
   /**