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

crypto/signature_creator.h

Index: crypto/signature_creator.h
===================================================================
--- crypto/signature_creator.h	(revision 79901)
+++ crypto/signature_creator.h	(working copy)
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef BASE_CRYPTO_SIGNATURE_CREATOR_H_
-#define BASE_CRYPTO_SIGNATURE_CREATOR_H_
+#ifndef CRYPTO_SIGNATURE_CREATOR_H_
+#define CRYPTO_SIGNATURE_CREATOR_H_
 #pragma once
 
 #include "build/build_config.h"
@@ -20,19 +20,18 @@
 
 #include <vector>
 
-#include "base/base_api.h"
 #include "base/basictypes.h"
-#include "base/crypto/rsa_private_key.h"
+#include "crypto/rsa_private_key.h"
 
 #if defined(OS_WIN)
-#include "base/crypto/scoped_capi_types.h"
+#include "crypto/scoped_capi_types.h"
 #endif
 
-namespace base {
+namespace crypto {
 
 // Signs data using a bare private key (as opposed to a full certificate).
 // Currently can only sign data using SHA-1 with RSA encryption.
-class BASE_API SignatureCreator {
+class SignatureCreator {
  public:
   ~SignatureCreator();
 
@@ -65,6 +64,6 @@
   DISALLOW_COPY_AND_ASSIGN(SignatureCreator);
 };
 
-}  // namespace base
+}  // namespace crypto
 
-#endif  // BASE_CRYPTO_SIGNATURE_CREATOR_H_
+#endif  // CRYPTO_SIGNATURE_CREATOR_H_