Mingsong
--- a/core/modules/ckeditor5/src/Plugin/Validation/Constraint/SourceEditingRedundantTagsConstraintValidator.php
+++ b/core/modules/ckeditor5/src/Plugin/Validation/Constraint/SourceEditingRedundantTagsConstraintValidator.php
   *   An array of overlapping tags.
   * @param \Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition[] $plugin_definitions
   *   An array of plugin definitions where overlap was found.
-   * @param \Drupal\ckeditor5\HTMLRestrictions $enabled_plugin_restrictions
-   *   The set of HTML restrictions for all already enabled CKEditor 5 plugins.
+   * @param bool $is_attr_overlap
+   *   Whether is attribute overlapped.
   *
   * @return string
   *   A list of plugins that provide the overlapping tags.
   */
-  private function pluginsSupplyingTagsMessage(HTMLRestrictions $overlap, array $plugin_definitions, HTMLRestrictions $enabled_plugin_restrictions): string {
+  private function pluginsSupplyingTagsMessage(HTMLRestrictions $overlap, array $plugin_definitions, bool $is_attr_overlap): string {
    $message_array = [];
    $message_string = '';
+