Index: modules/system/system.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.module,v
retrieving revision 1.953
diff -u -p -u -p -r1.953 system.module
--- modules/system/system.module	9 Aug 2010 16:54:50 -0000	1.953
+++ modules/system/system.module	11 Aug 2010 05:01:06 -0000
@@ -1064,9 +1064,8 @@ function system_library() {
     'website' => 'http://jquery.com',
     'version' => '1.4.2',
     'js' => array(
-      'misc/jquery.js' => array('weight' => JS_LIBRARY - 20),
+      'misc/jquery.js' => array('preprocess' => TRUE, 'weight' => JS_LIBRARY - 20),
     ),
-    'preprocess' => TRUE,
   );
 
   // jQuery Once.
@@ -1075,9 +1074,8 @@ function system_library() {
     'website' => 'http://plugins.jquery.com/project/once',
     'version' => '1.2',
     'js' => array(
-      'misc/jquery.once.js' => array('weight' => JS_LIBRARY - 19),
+      'misc/jquery.once.js' => array('preprocess' => TRUE, 'weight' => JS_LIBRARY - 19),
     ),
-    'preprocess' => TRUE,
   );
 
   // jQuery Form Plugin.