From a36070aefffc7f59f293934bc3a7be75d546ae23 Mon Sep 17 00:00:00 2001
From: Mohamed Hegazy <mhegazy@microsoft.com>
Date: Thu, 7 Jul 2016 15:16:36 -0700
Subject: [PATCH] Make sure `__Promise` properly extends
 `dojo.promise.Promise<any>` under `--strictNullChecks`

---
 dojo/index.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dojo/index.d.ts b/dojo/index.d.ts
index 455ffc8fe3..974bbd6106 100644
--- a/dojo/index.d.ts
+++ b/dojo/index.d.ts
@@ -978,7 +978,7 @@ declare namespace dojo {
              *
              * @param errback               OptionalCallback to be invoked when the promise is rejected.
              */
-            otherwise(errback: Function): any;
+            otherwise(errback?: Function): any;
             /**
              * Add new callbacks to the promise.
              * Add new callbacks to the deferred. Callbacks can be added