Change the copyright from Chromium OS to Chromium.

ui/file_manager/zip_archiver/unpacker-test/js/integration_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';
 
 /**
  * Simulates extension unload in case of suspend or restarts by clearing
  * 'unpacker.app' members. No need to remove the NaCl module. The reason is
  * that we have to load the NaCl module manually by ourself anyway (in real
  * scenarios the browser does it), so this will only take extra time without
@@ skipping 294 matching lines @@
         }, tests_helper.forceFailure);
       });
     });
 
     it('should unload the NaCL module', function() {
       expect(unpacker.app.naclModule).to.be.null;
       expect(unpacker.app.moduleLoadedPromise).to.be.null;
     });
   });
 });