Noissue - Fix Firefox executable path for Windows

test/runners/firefox_download.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 100 matching lines @@
     default:
       throw new Error("Unexpected platform");
   }
 }
 
 function getFirefoxExecutable(browserDir)
 {
   switch (platform)
   {
     case "win32":
-      return path.join(browserDir, "firefox.exe");
+      return path.join(browserDir, "core", "firefox.exe");
     case "linux":
       return path.join(browserDir, "firefox", "firefox");
     case "darwin":
       return path.join(browserDir, "Firefox.app", "Contents",
                        "MacOS", "firefox");
     default:
       throw new Error("Unexpected platform");
   }
 }
 
@@ skipping 39 matching lines @@
           return download(url, archive);
         }
         console.info(`Reusing cached archive ${archive}`);
       })
       .then(() => extractArchive(archive, browserDir))
       .then(() => browserDir);
   }).then(dir => getFirefoxExecutable(dir));
 }
 
 module.exports.ensureFirefox = ensureFirefox;