Change the copyright from Chromium OS to Chromium.

ui/file_manager/zip_archiver/unpacker-test/cpp/fake_lib_archive.cc

-// 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.
 
 #include "fake_lib_archive.h"
 
 #include <algorithm>
 #include <cstring>
 
 #include "archive_entry.h"
 #include "ppapi/cpp/logging.h"
@@ skipping 194 matching lines @@
 
   // Copy data content.
   const char* source =
       fake_lib_archive_config::archive_data + archive_object->data_offset;
   PP_DCHECK(archive_data_size >= archive_object->data_offset + read_bytes);
   memcpy(buffer, source, read_bytes);
 
   archive_object->data_offset += read_bytes;
   return read_bytes;
 }