shill: Remove DES encryption of profile entries.

This is necessary so that profile data is not affected by owner key
rotation.

BUG=chromium-os:27466
TEST=unit tests

Change-Id: Ifcc5acfe9883d9146a1f2f18bec3cce8a688dc17
Reviewed-on: https://gerrit.chromium.org/gerrit/19351
Tested-by: Darin Petkov <petkov@chromium.org>
Reviewed-by: Paul Stewart <pstew@chromium.org>
Commit-Ready: Darin Petkov <petkov@chromium.org>
diff --git a/crypto_des_cbc_unittest.cc b/crypto_des_cbc_unittest.cc
index bf35df5..7325cb5 100644
--- a/crypto_des_cbc_unittest.cc
+++ b/crypto_des_cbc_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -82,10 +82,7 @@
   crypto_.iv_.assign(kTestIV, kTestIV + strlen(kTestIV));
 
   string ciphertext;
-  EXPECT_TRUE(crypto_.Encrypt(kEmptyPlain, &ciphertext));
-  EXPECT_EQ(kEmptyCipher, ciphertext);
-  EXPECT_TRUE(crypto_.Encrypt(kPlainText, &ciphertext));
-  EXPECT_EQ(kCipherText, ciphertext);
+  EXPECT_FALSE(crypto_.Encrypt(kPlainText, &ciphertext));
 }
 
 TEST_F(CryptoDESCBCTest, Decrypt) {