Issue 5535 - Bundle paths should be relative in the files dict

webpack_runner.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 119 matching lines @@
     }
     else if (stats.hasErrors())
       throw new Error(stats.toJson().errors.join("\n"));
     else
     {
       let files = {};
 
       for (let config of options)
       {
         let filepath = path.join(config.output.path, config.output.filename);
-        let mappath = filepath + ".map";
-        files[filepath] = memoryFS.readFileSync(filepath, "utf-8");
-        files[mappath] = memoryFS.readFileSync(mappath, "utf-8");
+        let relativeFilepath = path.relative("/", filepath);
+        files[relativeFilepath] = memoryFS.readFileSync(filepath, "utf-8");
+        files[relativeFilepath + ".map"] = memoryFS.readFileSync(
+          filepath + ".map", "utf-8"
+        );
       }
 
       console.log(JSON.stringify(files));
     }
   });
 });