commit 1031af59e54be85b4461f449d292fc112dd32f37
Author: Ivan Boothe <ivan@rootwork.org>
Date:   Fri May 24 14:05:32 2013 -0700

    Issue 2003432 by rootwork: Renamed tracker_user_access

diff --git a/core/modules/tracker/tracker.module b/core/modules/tracker/tracker.module
index 02b3c31..b048900 100644
--- a/core/modules/tracker/tracker.module
+++ b/core/modules/tracker/tracker.module
@@ -57,7 +57,7 @@ function tracker_menu() {
     'title' => 'Track',
     'page callback' => 'tracker_page',
     'page arguments' => array(1, TRUE),
-    'access callback' => '_tracker_check_user_access',
+    'access callback' => 'tracker_check_user_access',
     'access arguments' => array(1),
     'type' => MENU_LOCAL_TASK,
     'file' => 'tracker.pages.inc',
@@ -184,7 +184,7 @@ function _tracker_myrecent_access($account) {
  *
  * @see tracker_menu()
  */
-function _tracker_check_user_access($account) {
+function tracker_check_user_access($account) {
   return $account->access('view') && user_access('access content');
 }