From afe7822ae1133f596ca74cc21d7348438c694841 Mon Sep 17 00:00:00 2001
From: Nick Alexander <nalexander@mozilla.com>
Date: Thu, 11 Apr 2013 11:01:52 -0700
Subject: [PATCH] Bug 860513 - QI fallback service to nsIPromptFactory in
 getPrompt. r=mfinkle

---
 mobile/android/components/PromptService.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mobile/android/components/PromptService.js b/mobile/android/components/PromptService.js
index 14757a1b807..83957b4e224 100644
--- a/mobile/android/components/PromptService.js
+++ b/mobile/android/components/PromptService.js
@@ -38,7 +38,7 @@ PromptService.prototype = {
     let doc = this.getDocument();
     if (!doc) {
       let fallback = this._getFallbackService();
-      return fallback.getPrompt(domWin, iid);
+      return fallback.QueryInterface(Ci.nsIPromptFactory).getPrompt(domWin, iid);
     }
 
     let p = new Prompt(domWin, doc);