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

crypto/encryptor_win.cc

Index: crypto/encryptor_win.cc
===================================================================
--- crypto/encryptor_win.cc	(revision 79901)
+++ crypto/encryptor_win.cc	(working copy)
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "base/crypto/encryptor.h"
+#include "crypto/encryptor.h"
 
 #include <vector>
 
-#include "base/crypto/symmetric_key.h"
+#include "crypto/symmetric_key.h"
 
-namespace base {
+namespace crypto {
 
 namespace {
 
@@ -112,4 +112,4 @@
   return true;
 }
 
-}  // namespace base
+}  // namespace crypto