Issue 7256 - Stop using 19x19 and 38x38 icons

lib/icon.js

Index: lib/icon.js
===================================================================
--- a/lib/icon.js
+++ b/lib/icon.js
@@ -83,52 +83,44 @@
 });
 
 function renderFrames(notificationType)
 {
   return Promise.all([
     loadImage("icons/abp-16.png"),
     loadImage("icons/abp-16-whitelisted.png"),
     loadImage("icons/abp-16-notification-" + notificationType + ".png"),
-    loadImage("icons/abp-19.png"),
-    loadImage("icons/abp-19-whitelisted.png"),
-    loadImage("icons/abp-19-notification-" + notificationType + ".png"),
     loadImage("icons/abp-20.png"),
     loadImage("icons/abp-20-whitelisted.png"),
     loadImage("icons/abp-20-notification-" + notificationType + ".png"),
     loadImage("icons/abp-32.png"),
     loadImage("icons/abp-32-whitelisted.png"),
     loadImage("icons/abp-32-notification-" + notificationType + ".png"),
-    loadImage("icons/abp-38.png"),
-    loadImage("icons/abp-38-whitelisted.png"),
-    loadImage("icons/abp-38-notification-" + notificationType + ".png"),
     loadImage("icons/abp-40.png"),
     loadImage("icons/abp-40-whitelisted.png"),
     loadImage("icons/abp-40-notification-" + notificationType + ".png")
   ]).then(images =>
   {
     let imageMap = {
       16: {base: [images[0], images[1]], overlay: images[2]},
-      19: {base: [images[3], images[4]], overlay: images[5]},
-      20: {base: [images[6], images[7]], overlay: images[8]},
-      32: {base: [images[9], images[10]], overlay: images[11]},
-      38: {base: [images[12], images[13]], overlay: images[14]},
-      40: {base: [images[15], images[16]], overlay: images[17]}
+      20: {base: [images[3], images[4]], overlay: images[5]},
+      32: {base: [images[6], images[7]], overlay: images[8]},
+      40: {base: [images[9], images[10]], overlay: images[11]}
     };
 
     let frames = {};
     let canvas = document.createElement("canvas");
     let context = canvas.getContext("2d");
 
     for (let whitelisted of [false, true])
     {
       for (let i = 0, opacity = 0; i <= 10; opacity = ++i / 10)
       {
         let imageData = {};
-        let sizes = [16, 19, 20, 32, 38, 40];
+        let sizes = [16, 20, 32, 40];
         for (let size of sizes)
         {
           canvas.width = size;
           canvas.height = size;
           context.globalAlpha = 1;
           context.drawImage(imageMap[size]["base"][whitelisted | 0], 0, 0);
           context.globalAlpha = opacity;
           context.drawImage(imageMap[size]["overlay"], 0, 0);