From 9630812ba7ff726060509fe24d1e6a7f63f3d8c5 Mon Sep 17 00:00:00 2001
From: Bobby Holley <bobbyholley@gmail.com>
Date: Thu, 18 Apr 2013 11:36:05 -0400
Subject: [PATCH] Bug 860438 - Add assertion back in. r=gabor

---
 content/base/src/nsContentUtils.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/content/base/src/nsContentUtils.cpp b/content/base/src/nsContentUtils.cpp
index fddd94e303d..6e22edf6e79 100644
--- a/content/base/src/nsContentUtils.cpp
+++ b/content/base/src/nsContentUtils.cpp
@@ -3196,7 +3196,8 @@ nsCxPusher::Pop()
   // pop is the same as it was right after we pushed.
   MOZ_ASSERT_IF(mPushedContext, mCompartmentDepthOnEntry ==
                                 js::GetEnterCompartmentDepth(mPushedContext));
-
+  DebugOnly<JSContext*> stackTop;
+  MOZ_ASSERT(NS_SUCCEEDED(stack->Peek(&stackTop)) && mPushedContext == stackTop);
   stack->Pop(nullptr);
 
   if (!mScriptIsRunning && mScx) {