diff --git a/core/lib/Drupal/Core/Controller/HtmlControllerBase.php b/core/lib/Drupal/Core/Controller/HtmlControllerBase.php
index 77080f6..0204bc0 100644
--- a/core/lib/Drupal/Core/Controller/HtmlControllerBase.php
+++ b/core/lib/Drupal/Core/Controller/HtmlControllerBase.php
@@ -88,6 +88,8 @@ protected function createHtmlFragment($page_content, Request $request) {
 
   /**
    * Wraps drupal_render().
+   *
+   * @todo: Remove as part of https://drupal.org/node/2182149
    */
   protected function drupalRender(&$elements, $is_recursive_call = FALSE) {
     return drupal_render($elements, $is_recursive_call);
@@ -95,6 +97,8 @@ protected function drupalRender(&$elements, $is_recursive_call = FALSE) {
 
   /**
    * Wraps drupal_render_collect_cache_tags()
+   *
+   * @todo: Remove as part of https://drupal.org/node/2182149
    */
   protected function drupalRenderCollectCacheTags($element, $tags = array()) {
     return drupal_render_collect_cache_tags($element, $tags);