[webcrypto] Remove support for null import algorithms.

content/child/webcrypto/status.h

 // 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.
 
 #ifndef CONTENT_CHILD_WEBCRYPTO_STATUS_H_
 #define CONTENT_CHILD_WEBCRYPTO_STATUS_H_
 
 #include <string>
 #include "content/common/content_export.h"
 
@@ skipping 59 matching lines @@
   static Status ErrorJwkExtInconsistent();
 
   // The "alg" parameter could not be converted to an equivalent
   // WebCryptoAlgorithm. Either it was malformed or unrecognized.
   static Status ErrorJwkUnrecognizedAlgorithm();
 
   // The "alg" parameter is incompatible with the (optional) Algorithm
   // specified by the Web Crypto import operation.
   static Status ErrorJwkAlgorithmInconsistent();
 
-  // The "alg" parameter was not provided, however neither was an algorithm
-  // provided by the Web Crypto import operation.
-  static Status ErrorJwkAlgorithmMissing();
-
   // The "use" parameter was specified, however it couldn't be converted to an
   // equivalent Web Crypto usage.
   static Status ErrorJwkUnrecognizedUse();
 
   // The "key_ops" parameter was specified, however one of the values in the
   // array couldn't be converted to an equivalent Web Crypto usage.
   static Status ErrorJwkUnrecognizedKeyop();
 
   // The "use" parameter was specified, however it is incompatible with that
   // specified by the Web Crypto import operation.
@@ skipping 66 matching lines @@
 
   // The input data given to an AES-KW encrypt/decrypt operation was not a
   // multiple of 8 bytes, as required by RFC 3394.
   static Status ErrorInvalidAesKwDataLength();
 
   // The "publicExponent" used to generate a key was invalid: either no bytes
   // were specified, or the number was too large to fit into an "unsigned long"
   // (implemention limitation), or the exponent was zero.
   static Status ErrorGenerateKeyPublicExponent();
 
-  // The algorithm was null when importing a raw-formatted key. In this case it
-  // is required.
-  static Status ErrorMissingAlgorithmImportRawKey();
-
-  // The algorithm was null when unwrapping a raw-formatted key. In this case it
-  // is required.
-  static Status ErrorMissingAlgorithmUnwrapRawKey();
-
   // The modulus bytes were empty when importing an RSA public key.
   static Status ErrorImportRsaEmptyModulus();
 
   // The the modulus length was zero bits when generating an RSA public key.
   static Status ErrorGenerateRsaZeroModulus();
 
   // The exponent bytes were empty when importing an RSA public key.
   static Status ErrorImportRsaEmptyExponent();
 
   // An unextractable key was used by an operation which exports the key data.
@@ skipping 14 matching lines @@
 
   Type type_;
   std::string error_details_;
 };
 
 }  // namespace webcrypto
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_WEBCRYPTO_STATUS_H_