Issue 5028 - Use browser namespace

stats.js

Index: stats.js
===================================================================
--- a/stats.js
+++ b/stats.js
@@ -29,17 +29,17 @@
     facebook: ["https://www.facebook.com/dialog/feed", {
       app_id: "475542399197328",
       link: shareURL,
       redirect_uri: "https://www.facebook.com/",
       ref: "adcounter",
       name: messageMark,
       actions: JSON.stringify([
         {
-          name: chrome.i18n.getMessage("stats_share_download"),
+          name: browser.i18n.getMessage("stats_share_download"),
           link: shareURL
         }
       ])
     }],
     gplus: ["https://plus.google.com/share", {
       url: shareURL
     }],
     twitter: ["https://twitter.com/intent/tweet", {
@@ -54,17 +54,17 @@
     let url = shareLinks[network][0];
     let params = shareLinks[network][1];
 
     let querystring = [];
     for (let key in params)
     {
       let value = params[key];
       if (value == messageMark)
-        value = chrome.i18n.getMessage("stats_share_message", blockedCount);
+        value = browser.i18n.getMessage("stats_share_message", blockedCount);
       querystring.push(
         encodeURIComponent(key) + "=" + encodeURIComponent(value)
       );
     }
     return url + "?" + querystring.join("&");
   }
 
   function onLoad()
@@ -77,29 +77,29 @@
       showIconNumber.setAttribute("aria-checked", showStatsInIcon);
     });
     showIconNumber.addEventListener("click", toggleIconNumber, false);
     document.querySelector("label[for='show-iconnumber']").addEventListener(
       "click", toggleIconNumber, false
     );
 
     // Update stats
-    chrome.tabs.query({active: true, lastFocusedWindow: true}, tabs =>
+    browser.tabs.query({active: true, lastFocusedWindow: true}, tabs =>
     {
       currentTab = tabs[0];
       updateStats();
 
       document.getElementById("stats-container").removeAttribute("hidden");
     });
   }
 
   function updateStats()
   {
     let statsPage = document.getElementById("stats-page");
-    chrome.runtime.sendMessage({
+    browser.runtime.sendMessage({
       type: "stats.getBlockedPerPage",
       tab: currentTab
     },
     blockedPage =>
     {
       ext.i18n.setElementText(statsPage, "stats_label_page",
                               [blockedPage.toLocaleString()]);
     });
@@ -118,21 +118,21 @@
     {
       // Easter Egg
       if (blockedTotal <= 9000 || blockedTotal >= 10000)
       {
         blockedTotal = blockedTotal.toLocaleString();
       }
       else
       {
-        blockedTotal = chrome.i18n.getMessage("stats_over",
-                                              (9000).toLocaleString());
+        blockedTotal = browser.i18n.getMessage("stats_over",
+                                               (9000).toLocaleString());
       }
 
-      chrome.tabs.create({
+      browser.tabs.create({
         url: createShareLink(ev.target.dataset.social, blockedTotal)
       });
     });
   }
 
   function toggleIconNumber()
   {
     togglePref("show_statsinicon", showStatsInIcon =>