Issue 3532 - Generate animation images at runtime

lib/notificationHelper.js

Index: lib/notificationHelper.js
diff --git a/lib/notificationHelper.js b/lib/notificationHelper.js
index cfe93ae8611bf6a92e2f74f17f1f3de13b1d1756..c4b704e4da7528781e301a26008361f742a27ffd 100644
--- a/lib/notificationHelper.js
+++ b/lib/notificationHelper.js
@@ -152,22 +152,6 @@ function notificationClosed()
   activeNotification = null;
 }
 
-function imgToBase64(url, callback)
-{
-  let canvas = document.createElement("canvas"),
-  ctx = canvas.getContext("2d"),
-  img = new Image;
-  img.src = url;
-  img.onload = function()
-  {
-    canvas.height = img.height;
-    canvas.width = img.width;
-    ctx.drawImage(img, 0, 0);
-    callback(canvas.toDataURL("image/png"));
-    canvas = null;
-  };
-}
-
 function initChromeNotifications()
 {
   // Chrome hides notifications in notification center when clicked so we need to clear them
@@ -209,40 +193,32 @@ function showNotification(notification)
     if (canUseChromeNotifications)
     {
       activeButtons = getNotificationButtons(activeNotification.type, texts.message);
-      let opts = {
+      chrome.notifications.create("", {
         type: "basic",
         title: title,
+        iconUrl: iconUrl,
         message: message,
         buttons: activeButtons.map(button => ({title: button.title})),
         priority: 2 // We use the highest priority to prevent the notification from closing automatically
-      };
-
-      imgToBase64(iconUrl, function(iconData)
-      {
-        opts.iconUrl = iconData;
-        chrome.notifications.create("", opts, function() {});
-      });
+      }, function() {});
     }
     else if ("Notification" in window && activeNotification.type != "question")
     {
       if (linkCount > 0)
         message += " " + ext.i18n.getMessage("notification_without_buttons");
 
-      imgToBase64(iconUrl, function(iconData)
-      {
-        let notification = new Notification(
-          title,
-          {
-            lang: Utils.appLocale,
-            dir: ext.i18n.getMessage("@@bidi_dir"),
-            body: message,
-            icon: iconData
-          }
-        );
+      let notification = new Notification(
+        title,
+        {
+          lang: Utils.appLocale,
+          dir: ext.i18n.getMessage("@@bidi_dir"),
+          body: message,
+          icon: iconUrl
+        }
+      );
 
-        notification.addEventListener("click", openNotificationLinks);
-        notification.addEventListener("close", notificationClosed);
-      });
+      notification.addEventListener("click", openNotificationLinks);
+      notification.addEventListener("close", notificationClosed);
     }
     else
     {