Continue to clean c_str() calls.

components/webcrypto/algorithms/test_helpers.cc

 // 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 "components/webcrypto/algorithms/test_helpers.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 446 matching lines @@
     return ::testing::AssertionFailure() << "JSON parsing failed";
 
   // ---- k
   std::string value_string;
   if (!dict->GetString("k", &value_string))
     return ::testing::AssertionFailure() << "Missing 'k'";
   std::string k_value;
   if (!Base64DecodeUrlSafe(value_string, &k_value))
     return ::testing::AssertionFailure() << "Base64DecodeUrlSafe(k) failed";
   if (!base::LowerCaseEqualsASCII(
-          base::HexEncode(k_value.data(), k_value.size()),
-          k_expected_hex.c_str())) {
+          base::HexEncode(k_value.data(), k_value.size()), k_expected_hex)) {
     return ::testing::AssertionFailure() << "Expected 'k' to be "
                                          << k_expected_hex
                                          << " but found something different";
   }
 
   return VerifyJwk(dict, "oct", alg_expected, use_mask_expected);
 }
 
 ::testing::AssertionResult VerifyPublicJwk(
     const std::vector<uint8_t>& json,
@@ skipping 18 matching lines @@
   }
   // TODO(padolph): LowerCaseEqualsASCII() does not work for above!
 
   // ---- e
   if (!dict->GetString("e", &value_string))
     return ::testing::AssertionFailure() << "Missing 'e'";
   std::string e_value;
   if (!Base64DecodeUrlSafe(value_string, &e_value))
     return ::testing::AssertionFailure() << "Base64DecodeUrlSafe(e) failed";
   if (!base::LowerCaseEqualsASCII(
-          base::HexEncode(e_value.data(), e_value.size()),
-          e_expected_hex.c_str())) {
+          base::HexEncode(e_value.data(), e_value.size()), e_expected_hex)) {
     return ::testing::AssertionFailure() << "Expected 'e' to be "
                                          << e_expected_hex
                                          << " but found something different";
   }
 
   return VerifyJwk(dict, "RSA", alg_expected, use_mask_expected);
 }
 
 void ImportExportJwkSymmetricKey(
     int key_len_bits,
@@ skipping 167 matching lines @@
 }
 
 blink::WebCryptoAlgorithm CreateEcImportAlgorithm(
     blink::WebCryptoAlgorithmId id,
     blink::WebCryptoNamedCurve named_curve) {
   return blink::WebCryptoAlgorithm::adoptParamsAndCreate(
       id, new blink::WebCryptoEcKeyImportParams(named_curve));
 }
 
 }  // namespace webcrypto