Ticket #21874: 21874.diff

Index: wp-admin/includes/update.php
===================================================================
--- wp-admin/includes/update.php        (revision 21825)
+++ wp-admin/includes/update.php        (working copy)
@@ -210,15 +210,6 @@
        }
 }
 
-function wp_update_plugin($plugin, $feedback = '') {
-       if ( !empty($feedback) )
-               add_filter('update_feedback', $feedback);
-
-       include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-       $upgrader = new Plugin_Upgrader();
-       return $upgrader->upgrade($plugin);
-}
-
 function get_theme_updates() {
        $themes = wp_get_themes();
        $current = get_site_transient('update_themes');
@@ -235,15 +226,6 @@
        return $update_themes;
 }
 
-function wp_update_theme($theme, $feedback = '') {
-       if ( !empty($feedback) )
-               add_filter('update_feedback', $feedback);
-
-       include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-       $upgrader = new Theme_Upgrader();
-       return $upgrader->upgrade($theme);
-}
-
 function wp_theme_update_rows() {
        if ( !current_user_can('update_themes' ) )
                return;