Rename crypto/ *_openssl files

crypto/aead.h

 // Copyright 2015 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 CRYPTO_AEAD_H_
 #define CRYPTO_AEAD_H_
 
 #include <stddef.h>
 
 #include "base/strings/string_piece.h"
 #include "crypto/crypto_export.h"
 
 struct evp_aead_st;
 
 namespace crypto {
 
-// This class exposes the AES-128-CTR-HMAC-SHA256 AEAD, currently only
-// for OpenSSL builds.
+// This class exposes the AES-128-CTR-HMAC-SHA256 AEAD.
 class CRYPTO_EXPORT Aead {
  public:
   enum AeadAlgorithm { AES_128_CTR_HMAC_SHA256 };
 
   explicit Aead(AeadAlgorithm algorithm);
 
   ~Aead();
 
   void Init(const std::string* key);
 
@@ skipping 12 matching lines @@
   size_t NonceLength() const;
 
  private:
   const std::string* key_;
   const evp_aead_st* aead_;
 };
 
 }  // namespace crypto
 
 #endif  // CRYPTO_ENCRYPTOR_H_