From 55fa46d059cc4dc62914c2870ef4f7d6612bcd19 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Thu, 19 Mar 2020 06:36:03 +0100
Subject: Revert "Issue #1446 - Only allow extension add-on types for Firefox
 compat mode."

This reverts commit e8417acbff563634f11f25461d953b951caac056.
---
 toolkit/mozapps/extensions/internal/XPIProvider.jsm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/toolkit/mozapps/extensions/internal/XPIProvider.jsm b/toolkit/mozapps/extensions/internal/XPIProvider.jsm
index 2f298a934..600ec2ff5 100644
--- a/toolkit/mozapps/extensions/internal/XPIProvider.jsm
+++ b/toolkit/mozapps/extensions/internal/XPIProvider.jsm
@@ -6472,8 +6472,8 @@ AddonInternal.prototype = {
     }
     else if (app.id == FIREFOX_ID) {
      version = FIREFOX_APPCOMPATVERSION;
-      if (this.type != "extension")
-        //Only allow extensions in Firefox compatibility mode
+      if (this.type == "locale")
+        //Never allow language packs in Firefox compatibility mode
         return false;
 #endif
     }
-- 
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