Issue 5315 - Add support for Microsoft Edge

lib/filterComposer.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 231 matching lines @@
     style: message.style,
     classes: message.classes,
     urls: message.urls,
     type: message.mediatype,
     baseURL: message.baseURL,
     page: sender.page,
     frame: sender.frame
   });
 });
 
+port.on("composer.quoteCSS", (message, sender) =>
+{
+  return quoteCSS(message.CSS);
+});
+
 ext.pages.onLoading.addListener(page =>
 {
   page.sendMessage({type: "composer.content.finished"});
 });