[refactor] Misc post-NSS WebCrypto cleanups.

components/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 COMPONENTS_WEBCRYPTO_STATUS_H_
 #define COMPONENTS_WEBCRYPTO_STATUS_H_
 
 #include <string>
 #include "third_party/WebKit/public/platform/WebCrypto.h"
 
@@ skipping 116 matching lines @@
   // The key data buffer provided for importKey() is an incorrect length for
   // AES.
   static Status ErrorImportAesKeyLength();
 
   // The length specified when deriving an AES key was not 128 or 256 bits.
   static Status ErrorGetAesKeyLength();
 
   // Attempted to generate an AES key with an invalid length.
   static Status ErrorGenerateAesKeyLength();
 
-  // 192-bit AES keys are valid, however unsupported.
+  // 192-bit AES keys are valid, however unsupported (http://crbug.com/533699)
   static Status ErrorAes192BitUnsupported();
 
   // The wrong key was used for the operation. For instance, a public key was
   // used to verify a RsaSsaPkcs1v1_5 signature, or tried exporting a private
   // key using spki format.
   static Status ErrorUnexpectedKeyType();
 
   // When doing an AES-CBC encryption/decryption, the "iv" parameter was not 16
   // bytes.
   static Status ErrorIncorrectSizeAesCbcIv();
@@ skipping 128 matching lines @@
   explicit Status(Type type);
 
   Type type_;
   blink::WebCryptoErrorType error_type_;
   std::string error_details_;
 };
 
 }  // namespace webcrypto
 
 #endif  // COMPONENTS_WEBCRYPTO_STATUS_H_