Ticket #18811: 18811.diff

wp-admin/includes/upgrade.php

@@ -451 +451 @@
         if ( $wp_current_db_version < 15260 )
                 upgrade_300();
 
+        if ( $wp_current_db_version < 19999 )
+                upgrade_330();
+
         maybe_disable_automattic_widgets();
 
         update_option( 'db_version', $wp_db_version );
@@ -1132 +1135 @@
 }
 
 /**
+ * Execute changes made in WordPress 3.3.
+ *
+ * @since 3.3.0
+ */
+function upgrade_330() {
+        global $wp_current_db_version, $wpdb;
+
+        if ( is_main_site() && ! defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
+                $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key IN ('show_admin_bar_admin', 'plugins_last_view')" );
+        }
+}
+
+/**
  * Execute network level changes
  *
  * @since 3.0.0