Change the copyright from Chromium OS to Chromium.

ui/file_manager/zip_archiver/unpacker-test/js/decompressor_test.js

-// Copyright 2014 The Chromium OS Authors. All rights reserved.
+// Copyright 2014 The Chromium 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';
 
 describe('Decompressor', function() {
   /**
    * @const {string}
    */
   var FILE_SYSTEM_ID = 'fileSystemId';
@@ skipping 391 matching lines @@
               function() {
             // Last call, so it should be removed.
             expect(decompressor.requestsInProgress[READ_REQUEST_ID])
                 .to.be.undefined;
           });
         });
       });  // Test READ_FILE_DONE.
     });  // Test readFile.
   });  // Test openFile.
 });