[refactor] Remove IsHashAlgorithm() function.

content/child/webcrypto/shared_crypto_unittest.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 "content/child/webcrypto/shared_crypto.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 108 matching lines @@
           public_exponent.size()));
 }
 
 blink::WebCryptoAlgorithm CreateRsaHashedKeyGenAlgorithm(
     blink::WebCryptoAlgorithmId algorithm_id,
     const blink::WebCryptoAlgorithmId hash_id,
     unsigned int modulus_length,
     const std::vector<uint8>& public_exponent) {
   DCHECK(algorithm_id == blink::WebCryptoAlgorithmIdRsaSsaPkcs1v1_5 ||
          algorithm_id == blink::WebCryptoAlgorithmIdRsaOaep);
-  DCHECK(IsHashAlgorithm(hash_id));
+  DCHECK(blink::WebCryptoAlgorithm::isHash(hash_id));
   return blink::WebCryptoAlgorithm::adoptParamsAndCreate(
       algorithm_id,
       new blink::WebCryptoRsaHashedKeyGenParams(
           CreateAlgorithm(hash_id),
           modulus_length,
           webcrypto::Uint8VectorStart(public_exponent),
           public_exponent.size()));
 }
 
 // Creates an AES-CBC algorithm.
@@ skipping 19 matching lines @@
                                        true,
                                        tag_length_bits));
 }
 
 // Creates an HMAC algorithm whose parameters struct is compatible with key
 // generation. It is an error to call this with a hash_id that is not a SHA*.
 // The key_length_bits parameter is optional, with zero meaning unspecified.
 blink::WebCryptoAlgorithm CreateHmacKeyGenAlgorithm(
     blink::WebCryptoAlgorithmId hash_id,
     unsigned int key_length_bits) {
-  DCHECK(IsHashAlgorithm(hash_id));
+  DCHECK(blink::WebCryptoAlgorithm::isHash(hash_id));
   // key_length_bytes == 0 means unspecified
   return blink::WebCryptoAlgorithm::adoptParamsAndCreate(
       blink::WebCryptoAlgorithmIdHmac,
       new blink::WebCryptoHmacKeyGenParams(
           CreateAlgorithm(hash_id), (key_length_bits != 0), key_length_bits));
 }
 
 // Returns a slightly modified version of the input vector.
 //
 //  - For non-empty inputs a single bit is inverted.
@@ skipping 3239 matching lines @@
                       algorithm,
                       CreateAesCbcAlgorithm(std::vector<uint8>(0, 16)),
                       true,
                       blink::WebCryptoKeyUsageEncrypt,
                       &unwrapped_key));
 }
 
 }  // namespace webcrypto
 
 }  // namespace content