Bug 1765794 - Extend lifetime of the Life in Color colorway collection in Nightly to prepare for dogfooding the Colorway Closet. r=amy

Differential Revision: https://phabricator.services.mozilla.com/D144296

browser/themes/BuiltInThemeConfig.jsm

@@ -2,8 +2,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+"use strict";
+
 var EXPORTED_SYMBOLS = ["BuiltInThemeConfig"];
 
+const { XPCOMUtils } = ChromeUtils.import(
+  "resource://gre/modules/XPCOMUtils.jsm"
+);
+XPCOMUtils.defineLazyModuleGetters(this, {
+  AppConstants: "resource://gre/modules/AppConstants.jsm",
+});
+
 /**
  * A Map of themes built in to the browser, alongwith a Map of collections those themes belong to. Params for the objects contained
  * within the map:
@@ -239,13 +248,13 @@ const ColorwayCollections = new Map([
   [
     "life-in-color",
     {
-      expiry: "2022-02-08",
+      expiry: AppConstants.NIGHTLY_BUILD ? "2022-08-03" : "2022-02-08",
     },
   ],
   [
     "true-colors",
     {
-      expiry: "2022-05-03",
+      expiry: AppConstants.NIGHTLY_BUILD ? "2022-4-20" : "2022-05-03",
     },
   ],
 ]);