From efad0c7a404b5c0f2882b0e307bf83ad56d94d67 Mon Sep 17 00:00:00 2001
From: Mukul Mishra <mkmishra1895@gmail.com>
Date: Thu, 24 Aug 2017 13:51:27 +0530
Subject: [PATCH] Set this.isCancelled in close method of streamSink.

---
 src/shared/util.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/shared/util.js b/src/shared/util.js
index 5777a43b7..9bd0ff1b1 100644
--- a/src/shared/util.js
+++ b/src/shared/util.js
@@ -1483,6 +1483,7 @@ MessageHandler.prototype = {
         if (this.isCancelled) {
           return;
         }
+        this.isCancelled = true;
         sendStreamRequest({ stream: 'close', });
         delete self.streamSinks[streamId];
       },