[tor-commits] [tor-browser/tor-browser-68.1.0esr-9.0-2] fixup! Bug 21431: Clean-up system extensions shipped in Firefox 52

[gk@xxxxxxxxxxxxxx]

commit 63655f7a4c9575c5ab7828f49a9814c3ff157bda
Author: Alex Catarineu <acat@xxxxxxxxxxxxxx>
Date:   Wed Sep 18 12:19:39 2019 +0200

    fixup! Bug 21431: Clean-up system extensions shipped in Firefox 52
---
 browser/components/BrowserGlue.jsm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/browser/components/BrowserGlue.jsm b/browser/components/BrowserGlue.jsm
index a99a29a014ad..d22f9512184d 100644
--- a/browser/components/BrowserGlue.jsm
+++ b/browser/components/BrowserGlue.jsm
@@ -1844,6 +1844,9 @@ BrowserGlue.prototype = {
     const ID = "screenshots@xxxxxxxxxxx";
     const _checkScreenshotsPref = async () => {
       let addon = await AddonManager.getAddonByID(ID);
+      if (!addon) {
+        return;
+      }
       let disabled = Services.prefs.getBoolPref(PREF, false);
       if (disabled) {
         await addon.disable({ allowSystemAddons: true });
@@ -1860,6 +1863,9 @@ BrowserGlue.prototype = {
     const ID = "webcompat-reporter@xxxxxxxxxxx";
     Services.prefs.addObserver(PREF, async () => {
       let addon = await AddonManager.getAddonByID(ID);
+      if (!addon) {
+        return;
+      }
       let enabled = Services.prefs.getBoolPref(PREF, false);
       if (enabled && !addon.isActive) {
         await addon.enable({ allowSystemAddons: true });

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