Revert "0926-3"

This reverts commit 8b639544fee2d841fdb11fd7c9b38f7ff7e5bd54.

Reason for revert:
test revert 685478

Original change's description:
> 0926-3
>
> Change-Id: I1790f41ec7b9a30ea8872379e6bd949287af3b57
> Reviewed-on: https://chromium-review.googlesource.com/685478
> Reviewed-by: Chan Li <chanli@chromium.org>

Change-Id: I980b864a66e1cc2cd3c0243aa02676a2d693101e
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/685436
diff --git a/encryption_util_test.py b/encryption_util_test.py
deleted file mode 100644
index c1516cd..0000000
--- a/encryption_util_test.py
+++ /dev/null
@@ -1,13 +0,0 @@
-# Copyright 2017 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.
-
-import unittest
-
-from libs import encryption_util
-
-class EcryptionUtilTest(unittest.TestCase):
-  def testPad(self):
-    message = 'Hello World!'
-    expected_padded_message = encryption_util._Pad(message)
-    self.assertEqual(message, expected_padded_message)
\ No newline at end of file