Avoid getDates() warning, refs #5737

gistfile1.txt

radawi@ubuntu:~/www/atom-ac$ git diff
diff --git a/plugins/arElasticSearchPlugin/lib/model/arElasticSearchInformationObjectPdo.class.php b/plugins/arElasticSearchPlugin/lib/model/arElast
index 0b5fca9..0ead496 100644
--- a/plugins/arElasticSearchPlugin/lib/model/arElasticSearchInformationObjectPdo.class.php
+++ b/plugins/arElasticSearchPlugin/lib/model/arElasticSearchInformationObjectPdo.class.php
@@ -840,7 +840,7 @@ class arElasticSearchInformationObjectPdo
     }
 
     // Dates
-    $dates = $this->getDates('array');
+    $dates = $this->getDates('array', sfConfig::get('sf_default_culture'));
     if (0 < count($dates))
     {
       $serialized['dates'] = $dates;