From 9c1bc3096594de84b6847d3edcfcda3462457d8a Mon Sep 17 00:00:00 2001
From: trav90 <travawine@protonmail.com>
Date: Tue, 11 Apr 2017 00:14:40 -0500
Subject: [PATCH] Suppress DispatchOnAudioSinkComplete()

---
 dom/media/AudioSink.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dom/media/AudioSink.cpp b/dom/media/AudioSink.cpp
index 19305695f4..d370046737 100644
--- a/dom/media/AudioSink.cpp
+++ b/dom/media/AudioSink.cpp
@@ -257,7 +257,10 @@ AudioSink::Cleanup()
   AssertCurrentThreadInMonitor();
   nsRefPtr<AudioStream> audioStream;
   audioStream.swap(mAudioStream);
-  mStateMachine->DispatchOnAudioSinkComplete();
+  // Suppress the callback when the stop is requested by MediaDecoderStateMachine.
+  if (!mStopAudioThread) {
+    mStateMachine->DispatchOnAudioSinkComplete();
+  }
 
   ReentrantMonitorAutoExit exit(GetReentrantMonitor());
   audioStream->Shutdown();