Move crypto files out of base, to a top level directory.

crypto/hmac_openssl.cc

 // Copyright (c) 2011 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 "base/hmac.h"
+#include "crypto/hmac.h"
 
 #include <openssl/hmac.h>
 
 #include <algorithm>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/openssl_util.h"
 #include "base/stl_util-inl.h"
+#include "crypto/openssl_util.h"
 
-namespace base {
+namespace crypto {
 
 struct HMACPlatformData {
   std::vector<unsigned char> key;
 };
 
 HMAC::HMAC(HashAlgorithm hash_alg)
     : hash_alg_(hash_alg), plat_(new HMACPlatformData()) {
   // Only SHA-1 and SHA-256 hash algorithms are supported now.
   DCHECK(hash_alg_ == SHA1 || hash_alg_ == SHA256);
 }
@@ skipping 19 matching lines @@
   DCHECK(!plat_->key.empty());  // Init must be called before Sign.
 
   ScopedOpenSSLSafeSizeBuffer<EVP_MAX_MD_SIZE> result(digest, digest_length);
   return ::HMAC(hash_alg_ == SHA1 ? EVP_sha1() : EVP_sha256(),
                 &plat_->key[0], plat_->key.size(),
                 reinterpret_cast<const unsigned char*>(data.data()),
                 data.size(),
                 result.safe_buffer(), NULL);
 }
 
-}  // namespace base
+}  // namespace crypto