Move StringToLowerASCII to base namespace

crypto/symmetric_key_unittest.cc

 // Copyright (c) 2011 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 "crypto/symmetric_key.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 82 matching lines @@
       crypto::SymmetricKey::DeriveKeyFromPassword(
           test_data.algorithm,
           test_data.password, test_data.salt,
           test_data.rounds, test_data.key_size_in_bits));
   ASSERT_TRUE(NULL != key.get());
 
   std::string raw_key;
   key->GetRawKey(&raw_key);
   EXPECT_EQ(test_data.key_size_in_bits / 8, raw_key.size());
   EXPECT_EQ(test_data.expected,
-            StringToLowerASCII(base::HexEncode(raw_key.data(),
+            base::StringToLowerASCII(base::HexEncode(raw_key.data(),
                                                raw_key.size())));
 }
 
 static const PBKDF2TestVector kTestVectors[] = {
   // These tests come from
   // http://www.ietf.org/id/draft-josefsson-pbkdf2-test-vectors-00.txt
   {
     crypto::SymmetricKey::HMAC_SHA1,
     "password",
     "salt",
@@ skipping 102 matching lines @@
     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
     "pass phrase exceeds block size",
     20,
     256,
     "e0739745dc28b8721ba402e05214d2ac1eab54cf72bee1fba388297a09eb493c",
   },
 };
 
 INSTANTIATE_TEST_CASE_P(, SymmetricKeyDeriveKeyFromPasswordTest,
                         testing::ValuesIn(kTestVectors));