From 553c22e6e69f9c9f760b8bb2eeb2696fda91053c Mon Sep 17 00:00:00 2001
From: Robert O'Callahan <robert@ocallahan.org>
Date: Fri, 26 Oct 2012 11:07:59 +1300
Subject: [PATCH] Bug 790854. Set mMainThreadDestroyed before the stream is
 destroyed. r=jesup

--HG--
extra : rebase_source : 6b1d2a64b9af082b02a207759f051cb6d7975e35
---
 content/media/MediaStreamGraph.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/content/media/MediaStreamGraph.cpp b/content/media/MediaStreamGraph.cpp
index f190b99ee2e..5a5b095a097 100644
--- a/content/media/MediaStreamGraph.cpp
+++ b/content/media/MediaStreamGraph.cpp
@@ -1798,8 +1798,9 @@ MediaStream::Destroy()
     { Run(); }
   };
   mWrapper = nullptr;
-  GraphImpl()->AppendMessage(new Message(this));
   mMainThreadDestroyed = true;
+  GraphImpl()->AppendMessage(new Message(this));
+  // 'this' can be dead after the AppendMessage, so don't touch it here.
 }
 
 void