Probable fix for ElasticSearch 2.0 type strictness

Summary: Fixes T9670.

Test Plan: Will follow up on task.

Reviewers: chad

Reviewed By: chad

Maniphest Tasks: T9670

Differential Revision: https://secure.phabricator.com/D14370

src/applications/search/engine/PhabricatorElasticSearchEngine.php

@@ -79,7 +79,7 @@ final class PhabricatorElasticSearchEngine extends PhabricatorSearchEngine {
       $spec['relationship'][$rtype][] = array(
         'phid'      => $to_phid,
         'phidType'  => $to_type,
-        'when'      => $time,
+        'when'      => (int)$time,
       );
     }