Index: modules/locale/locale.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/locale/locale.module,v
retrieving revision 1.283
diff -u -p -r1.283 locale.module
--- modules/locale/locale.module	19 Feb 2010 10:38:31 -0000	1.283
+++ modules/locale/locale.module	22 Feb 2010 03:02:56 -0000
@@ -273,16 +273,6 @@ function locale_init() {
 }
 
 /**
- * Wrapper function to be able to set callbacks in locale.inc
- */
-function locale_inc_callback() {
-  $args = func_get_args();
-  $function = array_shift($args);
-  include_once DRUPAL_ROOT . '/includes/locale.inc';
-  return call_user_func_array($function, $args);
-}
-
-/**
  * Implements hook_permission().
  */
 function locale_permission() {
@@ -766,6 +756,9 @@ function locale_js_alter(&$javascript) {
   $parsed = variable_get('javascript_parsed', array());
   $files = $new_files = FALSE;
 
+  // Could be called from simpletest without locale_init().
+  require_once DRUPAL_ROOT . '/includes/locale.inc';
+
   foreach ($javascript as $item) {
     if ($item['type'] == 'file') {
       $files = TRUE;
@@ -773,7 +766,7 @@ function locale_js_alter(&$javascript) {
       if (!in_array($filepath, $parsed)) {
         // Don't parse our own translations files.
         if (substr($filepath, 0, strlen($dir)) != $dir) {
-          locale_inc_callback('_locale_parse_js_file', $filepath);
+          _locale_parse_js_file($filepath);
           $parsed[] = $filepath;
           $new_files = TRUE;
         }
@@ -785,14 +778,14 @@ function locale_js_alter(&$javascript) {
   // JavaScript translation files for all languages, adding the refresh
   // flags into the existing array.
   if ($new_files) {
-    $parsed += locale_inc_callback('_locale_invalidate_js');
+    $parsed += _locale_invalidate_js();
   }
 
   // If necessary, rebuild the translation file for the current language.
   if (!empty($parsed['refresh:' . $language->language])) {
     // Don't clear the refresh flag on failure, so that another try will
     // be performed later.
-    if (locale_inc_callback('_locale_rebuild_js')) {
+    if (_locale_rebuild_js()) {
       unset($parsed['refresh:' . $language->language]);
     }
     // Store any changes after refresh was attempted.
Index: modules/locale/locale.test
===================================================================
RCS file: /cvs/drupal/drupal/modules/locale/locale.test,v
retrieving revision 1.62
diff -u -p -r1.62 locale.test
--- modules/locale/locale.test	30 Jan 2010 07:59:25 -0000	1.62
+++ modules/locale/locale.test	22 Feb 2010 03:02:57 -0000
@@ -334,7 +334,8 @@ class LocaleTranslationFunctionalTest ex
     $this->drupalPost($url, $edit, t('Save translations'));
 
     // Trigger JavaScript translation parsing and building.
-    locale_inc_callback('_locale_rebuild_js', $langcode);
+    require_once DRUPAL_ROOT . '/includes/locale.inc';
+    _locale_rebuild_js($langcode);
 
     // Retrieve the JavaScript translation hash code for the custom language to
     // check that the translation file has been properly built.
@@ -350,7 +351,7 @@ class LocaleTranslationFunctionalTest ex
     file_unmanaged_delete($js_file);
     $this->assertTrue($result = !file_exists($js_file), t('JavaScript file deleted: %file', array('%file' => $result ? $js_file : t('found'))));
     cache_clear_all();
-    locale_inc_callback('_locale_rebuild_js', $langcode);
+    _locale_rebuild_js($langcode);
     $this->assertTrue($result = file_exists($js_file), t('JavaScript file rebuilt: %file', array('%file' => $result ? $js_file : t('not found'))));
   }
 
@@ -1534,7 +1535,7 @@ class UILanguageNegotiationTest extends 
     $language_domain = 'example.cn';
 
     // Setup the site languages by installing two languages.
-    require_once('includes/locale.inc');
+    require_once DRUPAL_ROOT . '/includes/locale.inc';
     locale_add_language($language_browser_fallback);
     locale_add_language($language);
 
Index: modules/field/tests/field.test
===================================================================
RCS file: /cvs/drupal/drupal/modules/field/tests/field.test,v
retrieving revision 1.18
diff -u -p -r1.18 field.test
--- modules/field/tests/field.test	12 Feb 2010 05:38:10 -0000	1.18
+++ modules/field/tests/field.test	22 Feb 2010 03:02:57 -0000
@@ -2576,8 +2576,9 @@ class FieldTranslationsTestCase extends 
     field_create_instance($instance);
     $this->instance = field_read_instance('test_entity', $this->field_name, 'test_bundle');
 
+    require_once DRUPAL_ROOT . '/includes/locale.inc';
     for ($i = 0; $i < 3; ++$i) {
-      locale_inc_callback('locale_add_language', 'l' . $i, $this->randomString(), $this->randomString());
+      locale_add_language('l' . $i, $this->randomString(), $this->randomString());
     }
   }