message: Fix python 3 issues casued by compat.as_bytes
diff: @@ -601,7 +601,7 @@ class FileIoTest(test.TestCase):
  # Change noread to noread access.
  os.chmod(noread_path, 0)
  expected_match = [
  - compat.as_bytes(os.path.join(any_path, name)) for name in files]
  + os.path.join(any_path, name) for name in files]
  self.assertItemsEqual(
  file_io.get_matching_files(os.path.join(dir_path, "*", "file*.txt")),
  expected_match)
  