Issue #2002384 by toddtomlinson, nathangervais: Rename Views method...

Issue #2002384 by toddtomlinson, nathangervais: Rename Views method build_group_validate() to buildGroupValidate().

core/modules/views/lib/Drupal/views/Plugin/views/filter/Date.php

@@ -105,7 +105,7 @@ public function validateValidTime(&$form, $operator, $value) {
   /**
    * Validate the build group options form.
    */
-  function build_group_validate($form, &$form_state) {
+  protected function buildGroupValidate($form, &$form_state) {
     // Special case to validate grouped date filters, this is because the
     // $group['value'] array contains the type of filter (date or offset)
     // and therefore the number of items the comparission has to be done

core/modules/views/lib/Drupal/views/Plugin/views/filter/FilterPluginBase.php

@@ -240,7 +240,7 @@ public function validateOptionsForm(&$form, &$form_state) {
       $this->validateExposeForm($form, $form_state);
     }
     if ($this->isAGroup()) {
-      $this->build_group_validate($form, $form_state);
+      $this->buildGroupValidate($form, $form_state);
     }
   }
 
@@ -619,7 +619,7 @@ public function validateExposeForm($form, &$form_state) {
    /**
    * Validate the build group options form.
    */
-  function build_group_validate($form, &$form_state) {
+  protected function buildGroupValidate($form, &$form_state) {
     if (!empty($form_state['values']['options']['group_info'])) {
       if (empty($form_state['values']['options']['group_info']['identifier'])) {
         form_error($form['group_info']['identifier'], t('The identifier is required if the filter is exposed.'));