Issue 4580 - Replace ext.i18n with i18n

lib/notificationHelper.js

Index: lib/notificationHelper.js
===================================================================
--- a/lib/notificationHelper.js
+++ b/lib/notificationHelper.js
@@ -52,21 +52,21 @@
 
 function getNotificationButtons(notificationType, message)
 {
   let buttons = [];
   if (notificationType == "question")
   {
     buttons.push({
       type: "question",
-      title: ext.i18n.getMessage("overlay_notification_button_yes")
+      title: chrome.i18n.getMessage("overlay_notification_button_yes")
     });
     buttons.push({
       type: "question",
-      title: ext.i18n.getMessage("overlay_notification_button_no")
+      title: chrome.i18n.getMessage("overlay_notification_button_no")
     });
   }
   else
   {
     let regex = /<a>(.*?)<\/a>/g;
     let match;
     while (match = regex.exec(message))
     {
@@ -79,25 +79,25 @@
     // Chrome only allows two notification buttons so we need to fall back
     // to a single button to open all links if there are more than two.
     let maxButtons = (notificationType == "critical") ? 2 : 1;
     if (buttons.length > maxButtons)
     {
       buttons = [
         {
           type: "open-all",
-          title: ext.i18n.getMessage("notification_open_all")
+          title: chrome.i18n.getMessage("notification_open_all")
         }
       ];
     }
     if (!["critical", "relentless"].includes(notificationType))
     {
       buttons.push({
         type: "configure",
-        title: ext.i18n.getMessage("notification_configure")
+        title: chrome.i18n.getMessage("notification_configure")
       });
     }
   }
 
   return buttons;
 }
 
 function openNotificationLinks()
@@ -205,17 +205,17 @@
         // We use the highest priority to prevent the notification
         // from closing automatically.
         priority: 2
       });
     }
     else if ("Notification" in window && activeNotification.type != "question")
     {
       if (linkCount > 0)
-        message += " " + ext.i18n.getMessage("notification_without_buttons");
+        message += " " + chrome.i18n.getMessage("notification_without_buttons");
 
       let widget = new Notification(
         title,
         {
           lang: Utils.appLocale,
           dir: Utils.readingDirection,
           body: message,
           icon: iconUrl
@@ -224,17 +224,17 @@
 
       widget.addEventListener("click", openNotificationLinks);
       widget.addEventListener("close", notificationClosed);
     }
     else
     {
       message = title + "\n" + message;
       if (linkCount > 0)
-        message += "\n\n" + ext.i18n.getMessage("notification_with_buttons");
+        message += "\n\n" + chrome.i18n.getMessage("notification_with_buttons");
 
       let approved = confirm(message);
       if (activeNotification.type == "question")
         notificationButtonClick(approved ? 0 : 1);
       else if (approved)
         openNotificationLinks();
     }
   }