gh-14259: Fixed transparency not working after update (gh-14262)

prefs/zen/windows.yaml

@@ -7,10 +7,6 @@
   value: true
   condition: "defined(XP_WIN)"
 
-- name: widget.windows.mica.popups
-  value: true
-  condition: "defined(XP_WIN)"
-
 # 1 = DWMSBT_MAINWINDOW
 # 2 = DWMSBT_TRANSIENTWINDOW (default, also used for popups)
 # 3 = DWMSBT_TABBEDWINDOW

src/browser/components/nova/NovaPrefs-sys-mjs.patch

@@ -0,0 +1,13 @@
+diff --git a/browser/components/nova/NovaPrefs.sys.mjs b/browser/components/nova/NovaPrefs.sys.mjs
+index 3d22c881c481643fcffbc581523905a1847a7d41..453dd4d9c43d7483c037a993afbf2b854533497c 100644
+--- a/browser/components/nova/NovaPrefs.sys.mjs
++++ b/browser/components/nova/NovaPrefs.sys.mjs
+@@ -18,7 +18,7 @@ const PLATFORM_PREFS = (() => {
+ })();
+ 
+ function applyNovaPlatformDefaults() {
+-  const on = Services.prefs.getBoolPref("browser.nova.enabled", false);
++  const on = true;
+   const defaults = Services.prefs.getDefaultBranch("");
+   for (const pref of PLATFORM_PREFS) {
+     defaults.setBoolPref(pref, on);

surfer.json

@@ -20,7 +20,7 @@
       "brandShortName": "Zen",
       "brandFullName": "Zen Browser",
       "release": {
-        "displayVersion": "1.21.2b",
+        "displayVersion": "1.21.3b",
         "github": {
           "repo": "zen-browser/desktop"
         },