From 44ca62fefca1eba28d52e97939e91beed42c8c68 Mon Sep 17 00:00:00 2001
From: Paul Kaplan <pkaplan@media.mit.edu>
Date: Mon, 23 Oct 2017 11:17:39 -0400
Subject: [PATCH] Fix event listeners not being cleaned up

Eventually if you hit the green flag a million times with a "green flag
=> say" stack, you'd get an event emitter memory leak error.
---
 src/blocks/scratch3_looks.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/blocks/scratch3_looks.js b/src/blocks/scratch3_looks.js
index 8b9e49cc9..632917cb1 100644
--- a/src/blocks/scratch3_looks.js
+++ b/src/blocks/scratch3_looks.js
@@ -92,6 +92,7 @@ class Scratch3LooksBlocks {
             this.runtime.renderer.destroySkin(bubbleState.skinId);
             bubbleState.skinId = null;
         }
+        target.removeListener(RenderedTarget.EVENT_TARGET_MOVED, this._onTargetMoved);
     }
 
     /**