diff --git a/core/modules/filter/filter.module b/core/modules/filter/filter.module
index 7938803..607ff64 100644
--- a/core/modules/filter/filter.module
+++ b/core/modules/filter/filter.module
@@ -480,7 +480,7 @@ function filter_get_filter_types_by_format($format_id) {
 
   // Ignore filters that are disabled.
   $filters = array_filter($filters, function($filter) {
-    return $filter->status();
+    return !empty($filter->status);
   });
 
   $filters_info = filter_get_filters();
@@ -775,7 +775,7 @@ function check_markup($text, $format_id = NULL, $langcode = '', $cache = FALSE,
     if (in_array($filter_info[$name]['type'], $filter_types_to_skip)) {
       continue;
     }
-    if ($filter->status() && isset($filter_info[$name]['prepare callback'])) {
+    if (!empty($filter->status) && isset($filter_info[$name]['prepare callback'])) {
       $function = $filter_info[$name]['prepare callback'];
       $text = $function($text, $filter, $format, $langcode, $cache, $cache_id);
     }
@@ -787,7 +787,7 @@ function check_markup($text, $format_id = NULL, $langcode = '', $cache = FALSE,
     if (in_array($filter_info[$name]['type'], $filter_types_to_skip)) {
       continue;
     }
-    if ($filter->status() && isset($filter_info[$name]['process callback'])) {
+    if (!empty($filter->status) && isset($filter_info[$name]['process callback'])) {
       $function = $filter_info[$name]['process callback'];
       $text = $function($text, $filter, $format, $langcode, $cache, $cache_id);
     }
@@ -1061,7 +1061,7 @@ function _filter_tips($format_id, $long = FALSE) {
     $filters = filter_list_format($format->format);
     $tips[$format->name] = array();
     foreach ($filters as $name => $filter) {
-      if ($filter->status() && isset($filter_info[$name]['tips callback'])) {
+      if (!empty($filter->status) && isset($filter_info[$name]['tips callback'])) {
         $tip = $filter_info[$name]['tips callback']($filter, $format, $long);
         if (isset($tip)) {
           $tips[$format->name][$name] = array('tip' => $tip, 'id' => $name);