From 3feeaf2098ef1297f4c2fe99a01a736d7d0b10aa Mon Sep 17 00:00:00 2001
From: JustOff <Off.Just.Off@gmail.com>
Date: Wed, 13 Jun 2018 23:45:44 +0300
Subject: [PALEMOON] Remove `image/jxr` from `image.http.accept` until JPEG-XR
 decoder is implemented

---
 application/palemoon/components/nsBrowserGlue.js | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'application/palemoon/components')

diff --git a/application/palemoon/components/nsBrowserGlue.js b/application/palemoon/components/nsBrowserGlue.js
index 5910ae9c0..720d1165c 100644
--- a/application/palemoon/components/nsBrowserGlue.js
+++ b/application/palemoon/components/nsBrowserGlue.js
@@ -1207,7 +1207,7 @@ BrowserGlue.prototype = {
   },
 
   _migrateUI: function BG__migrateUI() {
-    const UI_VERSION = 18;
+    const UI_VERSION = 19;
     const BROWSER_DOCURL = "chrome://browser/content/browser.xul#";
     let currentUIVersion = 0;
     try {
@@ -1426,6 +1426,22 @@ BrowserGlue.prototype = {
       catch (ex) {}
     }
 
+#ifndef MOZ_JXR
+    // Until JPEG-XR decoder is implemented (UXP #144)
+    if (currentUIVersion < 19) {
+      try {
+        let ihaPref = "image.http.accept";
+        let ihaValue = Services.prefs.getCharPref(ihaPref);
+        if (ihaValue.includes("image/jxr,")) {
+          Services.prefs.setCharPref(ihaPref, ihaValue.replace("image/jxr,", ""));
+        } else if (ihaValue.includes("image/jxr")) {
+          Services.prefs.clearUserPref(ihaPref);
+        }
+      }
+      catch (ex) {}
+    }
+#endif
+
     // Update the migration version.
     Services.prefs.setIntPref("browser.migration.version", UI_VERSION);
   },
-- 
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