From bcbf92f727e697223f3325e846c76040d2f944c2 Mon Sep 17 00:00:00 2001
From: Eric Faust <efaustbmo@gmail.com>
Date: Tue, 6 Jan 2015 15:50:55 -0800
Subject: [PATCH] Bug 1118489 - Invoke Proxy constructor with 'new' to avoid
 soon-to-be TypeError. (r=philipp, a=rkent)

---
 calendar/base/modules/calAsyncUtils.jsm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/calendar/base/modules/calAsyncUtils.jsm b/calendar/base/modules/calAsyncUtils.jsm
index 729fecaf3e..79a4b10cbb 100644
--- a/calendar/base/modules/calAsyncUtils.jsm
+++ b/calendar/base/modules/calAsyncUtils.jsm
@@ -67,7 +67,7 @@ cal.async = {
      * will be complaints that an argument is missing.
      */
     promisifyCalendar: function(aCalendar) {
-        return Proxy(aCalendar, promisifyProxyHandler);
+        return new Proxy(aCalendar, promisifyProxyHandler);
     },
     /**
      * Create an operation listener (calIOperationListener) that resolves when