diff --git a/core/modules/views/lib/Drupal/views/Plugin/views/field/FieldPluginBase.php b/core/modules/views/lib/Drupal/views/Plugin/views/field/FieldPluginBase.php
index bc8dfff..0dea08e 100644
--- a/core/modules/views/lib/Drupal/views/Plugin/views/field/FieldPluginBase.php
+++ b/core/modules/views/lib/Drupal/views/Plugin/views/field/FieldPluginBase.php
@@ -349,7 +349,7 @@ function element_label_classes($row_index = NULL) {
   /**
    * Return the class of the field's wrapper.
    */
-  function element_wrapper_classes($row_index = NULL) {
+  function elementWrapperClasses($row_index = NULL) {
     $classes = explode(' ', $this->options['element_wrapper_class']);
     foreach ($classes as &$class) {
       $class = $this->tokenize_value($class, $row_index);
diff --git a/core/modules/views/views.theme.inc b/core/modules/views/views.theme.inc
index 7b47475..dff9d13 100644
--- a/core/modules/views/views.theme.inc
+++ b/core/modules/views/views.theme.inc
@@ -246,7 +246,7 @@ function template_preprocess_views_view_fields(&$vars) {
           $attributes['class'][] = 'views-field-' . $object->class;
         }
 
-        if ($classes = $object->handler->element_wrapper_classes($view->row_index)) {
+        if ($classes = $object->handler->elementWrapperClasses($view->row_index)) {
           $attributes['class'][] = $classes;
         }
         $attributes = new Attribute($attributes);