From 0b3db6b5e48a650e0d09d7ed1a47037c6af87e8b Mon Sep 17 00:00:00 2001
From: Matthew Finkel <sysrqb@torproject.org>
Date: Sun, 17 Jan 2021 16:50:46 +0000
Subject: [PATCH] Return null when webgl is not allowed (thanks Matthew Finkel
 for patch).

---
 src/content/webglHook.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/content/webglHook.js b/src/content/webglHook.js
index 6201338..d627d9a 100644
--- a/src/content/webglHook.js
+++ b/src/content/webglHook.js
@@ -80,7 +80,7 @@ if (typeof exportFunction === "function") ns.on("capabilities", event => {
             error(e);
           }
           notifyPage();
-          return {};
+          return null;
         }
         return getContext.call(this, type, ...rest);
       }, proto, {defineAs: "getContext"});