Issue 5042 - Adds handling for requests which are not associated with browser tab

ext/background.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2017 eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 569 matching lines @@
     if (url.protocol != "http:" && url.protocol != "https:" &&
         url.protocol != "ws:" && url.protocol != "wss:")
       return;
 
     // We are looking for the frame that contains the element which
     // has triggered this request. For most requests (e.g. images) we
     // can just use the request's frame ID, but for subdocument requests
     // (e.g. iframes) we must instead use the request's parent frame ID.
     let {frameId, type} = details;
     if (type == "sub_frame")
-    {
       frameId = details.parentFrameId;
-      type = "SUBDOCUMENT";

[Sebastian Noack, 2017/05/30 11:10:48]

We no longer map "sub_frame" to "SUBDOCUMENT" here.

[Jon Sonesen, 2017/05/31 08:28:17]

Acknowledged.

-    }
 
     // Sometimes requests are not associated with a browser tab and
     // in this case we want to still be able to view the url being called.
     let frame = null;
     let page = null;
     if (details.tabId != -1)
     {
       frame = ext.getFrame(details.tabId, frameId);
       page = new Page({id: details.tabId});
     }
 
     if (ext.webRequest.onBeforeRequest._dispatch(
-        url, type.toUpperCase(), page, frame).includes(false))

[Sebastian Noack, 2017/05/30 11:10:48]

We no longer convert the type to upper case here.

[Jon Sonesen, 2017/05/31 08:28:17]

Acknowledged.

+        url, type, page, frame).includes(false))
       return {cancel: true};
   }, {urls: ["<all_urls>"]}, ["blocking"]);
 
 
   /* Message passing */
 
   chrome.runtime.onMessage.addListener((message, rawSender, sendResponse) =>
   {
     let sender = {};
 
@@ skipping 119 matching lines @@
   ext.windows = {
     create(createData, callback)
     {
       chrome.windows.create(createData, createdWindow =>
       {
         afterTabLoaded(callback)(createdWindow.tabs[0]);
       });
     }
   };
 }());