From c5cbf5db471e16916bf080a76314f2f9f04ed9bc Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Tue, 20 Feb 2018 07:35:03 -0500
Subject: [PATCH] fix memory leak related to scriptlet injection through
 StreamFilter

---
 platform/chromium/manifest.json | 2 +-
 src/js/traffic.js               | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/platform/chromium/manifest.json b/platform/chromium/manifest.json
index c84d5707e..b43a9e5b7 100644
--- a/platform/chromium/manifest.json
+++ b/platform/chromium/manifest.json
@@ -2,7 +2,7 @@
     "manifest_version": 2,
 
     "name": "uBlock Origin",
-    "version": "1.15.6",
+    "version": "1.15.8",
 
     "commands": {
         "launch-element-zapper": {
diff --git a/src/js/traffic.js b/src/js/traffic.js
index 42900ef47..2ed04abad 100644
--- a/src/js/traffic.js
+++ b/src/js/traffic.js
@@ -707,7 +707,10 @@ var filterDocument = (function() {
         //   confirmed, there is nothing which can be done uBO-side to reduce
         //   overhead.
         if ( filterer.buffer === null ) {
-            if ( streamJobDone(filterer, ev.data) ) { return; }
+            if ( streamJobDone(filterer, ev.data) ) {
+                filterers.delete(this);
+                return;
+            }
             filterer.buffer = new Uint8Array(ev.data);
             return;
         }