Move files from zip_archiver/unpacker/ to zip_archiver/.

ui/file_manager/zip_archiver/js/compressor.js

 // Copyright 2017 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 'use strict';
 
 /**
  * A class that takes care of communication with NaCL and creates an archive.
  * One instance of this class is created for each pack request. Since multiple
  * compression requests can be in progress at the same time, each instance has
@@ skipping 496 matching lines @@
        ': ' + data[unpacker.request.Key.ERROR]);  // The error contains
                                                   // the '.' at the end.
       this.onError_(this.compressorId_);
       break;
 
     default:
       console.error('Invalid NaCl operation: ' + operation + '.');
       this.onError_(this.compressorId_);
   }
 };