Issue 6592 - Implement $rewrite filter option

test/_common.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present 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 52 matching lines @@
   },
   console: {
     log() {},
     error() {}
   },
   navigator: {
   },
   onShutdown: {
     add() {}
   },
-  URL
+  // URL is global in Node 10. In Node 7+ it must be imported.
+  URL: typeof URL == "undefined" ? require("url").URL : URL
 };
 
 let knownModules = new Map();
 for (let dir of [path.join(__dirname, "stub-modules"),
                  path.join(__dirname, "..", "lib")])
 {
   for (let file of fs.readdirSync(path.resolve(dir)))
   {
     if (path.extname(file) == ".js")
       knownModules[path.basename(file, ".js")] = path.resolve(dir, file);
@@ skipping 320 matching lines @@
       }
     })
   };
 };
 
 exports.unexpectedError = function(error)
 {
   console.error(error);
   this.ok(false, "Unexpected error: " + error);
 };