WebCrypto: Implement crypto.subtle.deriveKey (chromium-side).

content/child/webcrypto/algorithm_implementation.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/algorithm_implementation.h"
 
 #include "content/child/webcrypto/status.h"
 
 namespace content {
 
@@ skipping 45 matching lines @@
     const blink::WebCryptoAlgorithm& algorithm,
     bool extractable,
     blink::WebCryptoKeyUsageMask usages,
     GenerateKeyResult* result) const {
   return Status::ErrorUnsupported();
 }
 
 Status AlgorithmImplementation::DeriveBits(
     const blink::WebCryptoAlgorithm& algorithm,
     const blink::WebCryptoKey& base_key,
-    unsigned int length_bits,
+    bool has_optional_length_bits,
+    unsigned int optional_length_bits,
     std::vector<uint8_t>* derived_bytes) const {
   return Status::ErrorUnsupported();
 }
 
 Status AlgorithmImplementation::GetKeyLength(
     const blink::WebCryptoAlgorithm& key_length_algorithm,
     bool* has_length_bits,
     unsigned int* length_bits) const {
   return Status::ErrorUnsupported();
 }
@@ skipping 76 matching lines @@
     bool extractable,
     blink::WebCryptoKeyUsageMask usages,
     const CryptoData& key_data,
     blink::WebCryptoKey* key) const {
   return Status::ErrorUnsupported();
 }
 
 }  // namespace webcrypto
 
 }  // namespace content