Issue #3116147 by idebr, tim.plunkett: Remove @todo pertaining to RequestHelper::duplicate(), which has been removed

core/modules/system/src/PathBasedBreadcrumbBuilder.php

@@ -207,8 +207,6 @@ class PathBasedBreadcrumbBuilder implements BreadcrumbBuilderInterface {
     if (!empty($exclude[$path])) {
       return NULL;
     }
-    // @todo Use the RequestHelper once https://www.drupal.org/node/2090293 is
-    //   fixed.
     $request = Request::create($path);
     // Performance optimization: set a short accept header to reduce overhead in
     // AcceptHeaderMatcher when matching the request.