Issue 5028 - Use browser namespace

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: chrome.i18n.getMessage("overlay_notification_button_yes")
+      title: browser.i18n.getMessage("overlay_notification_button_yes")
     });
     buttons.push({
       type: "question",
-      title: chrome.i18n.getMessage("overlay_notification_button_no")
+      title: browser.i18n.getMessage("overlay_notification_button_no")
     });
   }
   else
   {
     let regex = /<a>(.*?)<\/a>/g;
     let match;
     while (match = regex.exec(message))
     {
@@ -79,50 +79,50 @@
     // 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: chrome.i18n.getMessage("notification_open_all")
+          title: browser.i18n.getMessage("notification_open_all")
         }
       ];
     }
     if (!["critical", "relentless"].includes(notificationType))
     {
       buttons.push({
         type: "configure",
-        title: chrome.i18n.getMessage("notification_configure")
+        title: browser.i18n.getMessage("notification_configure")
       });
     }
   }
 
   return buttons;
 }
 
 function openNotificationLinks()
 {
   if (activeNotification.links)
   {
     for (let link of activeNotification.links)
-      chrome.tabs.create({url: Utils.getDocLink(link)});
+      browser.tabs.create({url: Utils.getDocLink(link)});
   }
 }
 
 function notificationButtonClick(buttonIndex)
 {
   if (!(activeButtons && buttonIndex in activeButtons))
     return;
 
   switch (activeButtons[buttonIndex].type)
   {
     case "link":
-      chrome.tabs.create({
+      browser.tabs.create({
         url: Utils.getDocLink(activeNotification.links[buttonIndex])
       });
       break;
     case "open-all":
       openNotificationLinks();
       break;
     case "configure":
       Prefs.notifications_showui = true;
@@ -155,67 +155,70 @@
   // we need to clear them.
   function clearActiveNotification(notificationId)
   {
     if (activeNotification &&
         activeNotification.type != "question" &&
         !("links" in activeNotification))
       return;
 
-    chrome.notifications.clear(notificationId, wasCleared =>
+    browser.notifications.clear(notificationId, wasCleared =>
     {
       if (wasCleared)
         notificationClosed();
     });
   }
 
-  chrome.notifications.onButtonClicked.addListener(
+  browser.notifications.onButtonClicked.addListener(
     (notificationId, buttonIndex) =>
     {
       notificationButtonClick(buttonIndex);
       clearActiveNotification(notificationId);
     }
   );
-  chrome.notifications.onClicked.addListener(clearActiveNotification);
-  chrome.notifications.onClosed.addListener(notificationClosed);
+  browser.notifications.onClicked.addListener(clearActiveNotification);
+  browser.notifications.onClosed.addListener(notificationClosed);
 }
 
 function showNotification(notification)
 {
   if (activeNotification && activeNotification.id == notification.id)
     return;
 
   activeNotification = notification;
   if (shouldDisplay("notification", activeNotification.type))
   {
     let texts = NotificationStorage.getLocalizedTexts(notification);
     let title = texts.title || "";
     let message = (texts.message || "").replace(/<\/?(a|strong)>/g, "");
     let iconUrl = ext.getURL("icons/detailed/abp-128.png");
     let linkCount = (activeNotification.links || []).length;
 
-    if ("notifications" in chrome)
+    if ("notifications" in browser)
     {
       activeButtons = getNotificationButtons(activeNotification.type,
                                              texts.message);
-      chrome.notifications.create("", {
+      browser.notifications.create("", {
         type: "basic",
         title,
         iconUrl,
         message,
         buttons: activeButtons.map(button => ({title: button.title})),
         // 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 += " " + chrome.i18n.getMessage("notification_without_buttons");
+      {
+        message += " " + browser.i18n.getMessage(
+          "notification_without_buttons");
+      }
 
       let widget = new Notification(
         title,
         {
           lang: Utils.appLocale,
           dir: Utils.readingDirection,
           body: message,
           icon: iconUrl
@@ -224,17 +227,20 @@
 
       widget.addEventListener("click", openNotificationLinks);
       widget.addEventListener("close", notificationClosed);
     }
     else
     {
       message = title + "\n" + message;
       if (linkCount > 0)
-        message += "\n\n" + chrome.i18n.getMessage("notification_with_buttons");
+      {
+        message += "\n\n" + browser.i18n.getMessage(
+          "notification_with_buttons");
+      }
 
       let approved = confirm(message);
       if (activeNotification.type == "question")
         notificationButtonClick(approved ? 0 : 1);
       else if (approved)
         openNotificationLinks();
     }
   }
@@ -244,17 +250,17 @@
     NotificationStorage.markAsShown(notification.id);
 }
 
 /**
  * Initializes the notification system.
  */
 exports.initNotifications = () =>
 {
-  if ("notifications" in chrome)
+  if ("notifications" in browser)
     initChromeNotifications();
   initAntiAdblockNotification();
 };
 
 /**
  * Gets the active notification to be shown if any.
  *
  * @return {?object}