commit 6cd59ef4dc43afc0babe9433338d72e396414571
Author: Joel Pittet <joel@pittet.ca>
Date:   Tue Apr 2 10:06:55 2013 -0700

    add removal from #1843788

diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 7330d95..3445c10 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -737,9 +737,9 @@ function user_template_preprocess_default_variables_alter(&$variables) {
  *
  * @param array $variables
  *   An associative array containing:
- *   - account: @todo.
- *   - profile_access: @todo.
- *   - uid: @todo.
+ *   - account: The user account to check access for
+ *     (Drupal\user\Plugin\Core\Entity\User).
+ *   - uid: The user uid number.
  *
  * Modules that make any changes to variables like 'name' or 'extra' must insure
  * that the final string is safe to include directly in the output by using
@@ -789,17 +789,7 @@ function template_preprocess_username(&$variables) {
   $variables['link_options']['html'] = TRUE;
   // Set a default class.
   $variables['attributes'] = new Attribute(array('class' => array('username')));
-}
 
-/**
- * Processes variables for theme_username().
- *
- * @see template_preprocess_username()
- */
-function template_process_username(&$variables) {
-  // Finalize the link_options array for passing to the l() function.
-  // This is done in the process phase so that attributes may be added by
-  // modules or the theme during the preprocess phase.
   if (isset($variables['link_path'])) {
     // $variables['attributes'] contains attributes that should be applied
     // regardless of whether a link is being rendered or not.