Move wp_widgets_access_body_class() (a hook callback) from wp-admin/widgets.php to wp-admin/includes/widgets.php.

See #33813.


git-svn-id: https://develop.svn.wordpress.org/trunk@34017 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/widgets.php

@@ -263,3 +263,12 @@ function wp_widget_control( $sidebar_args ) {
 
 	return $sidebar_args;
 }
+
+/**
+ *
+ * @param string $classes
+ * @return string
+ */
+function wp_widgets_access_body_class($classes) {
+	return "$classes widgets_access ";
+}