From 792423680fad51d1ce8e4c8b2b7225d7b5683387 Mon Sep 17 00:00:00 2001
From: Gregor Wagner <anygregor@gmail.com>
Date: Thu, 7 Feb 2013 17:46:58 -0800
Subject: [PATCH] Bug 837953 - B2G crash @
 nsContentPermissionRequestProxy::GetElement while launching Camera for perf
 tests. r=dougt

---
 dom/base/nsContentPermissionHelper.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dom/base/nsContentPermissionHelper.cpp b/dom/base/nsContentPermissionHelper.cpp
index e439586f9e42..7b082620b4f7 100644
--- a/dom/base/nsContentPermissionHelper.cpp
+++ b/dom/base/nsContentPermissionHelper.cpp
@@ -92,7 +92,7 @@ nsContentPermissionRequestProxy::GetElement(nsIDOMElement * *aRequestingElement)
     return NS_ERROR_FAILURE;
   }
 
-  NS_ADDREF(*aRequestingElement = mParent->mElement);
+  NS_IF_ADDREF(*aRequestingElement = mParent->mElement);
   return NS_OK;
 }