Bug 843309 - paymentSuccess sometimes does not appear in scope (payment window does not close); r=fabrice

b2g/chrome/content/payment.js

@@ -92,7 +92,7 @@ addMessageListener("Payment:LoadShim", function receiveMessage(aMessage) {
   requestId = aMessage.json.requestId;
 });
 
-addEventListener("DOMContentLoaded", function(e) {
+addEventListener("DOMWindowCreated", function(e) {
   content.wrappedJSObject.paymentSuccess = paymentSuccess;
   content.wrappedJSObject.paymentFailed = paymentFailed;
 });