Ticket #43936: 43936.diff

.php

@@ -827 +827 @@
  * @param string $selected Slug for the role that should be already selected.
  * @param array $roles_to_exclude Array of roles to exclude in dropdown.
  */
-function wp_dropdown_roles( $selected = '' ) {
+function wp_dropdown_roles( $selected = '', $roles_to_exclude = array() ) {
         $r = '';
 
         $editable_roles = array_reverse( get_editable_roles() );
 
+        if( ! empty( $roles_to_exclude ) ) {
+                foreach( $roles_to_exclude as $role_to_exclude ) {
+                        unset( $editable_roles[$role_to_exclude] );
+                }
+        }
+
         foreach ( $editable_roles as $role => $details ) {
                 $name = translate_user_role($details['name'] );