Ticket #18914: revert-r18887.diff

wp-admin/includes/plugin.php

@@ -1605 +1605 @@
 
         $new_whitelist_options[ $option_group ][] = $option_name;
         if ( $sanitize_callback != '' )
-                add_filter( "sanitize_option_{$option_name}", $sanitize_callback, 10, 2 );
+                add_filter( "sanitize_option_{$option_name}", $sanitize_callback );
 }
 
 /**