Add base::HostToNetXX() & NetToHostXX(), and use them to replace htonX() & ntohX() in Chrome.

sync/util/nigori.cc

 // Copyright (c) 2012 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 "sync/util/nigori.h"
 
 #include <sstream>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 12 matching lines @@
 using crypto::SymmetricKey;
 
 namespace browser_sync {
 
 // NigoriStream simplifies the concatenation operation of the Nigori protocol.
 class NigoriStream {
  public:
   // Append the big-endian representation of the length of |value| with 32 bits,
   // followed by |value| itself to the stream.
   NigoriStream& operator<<(const std::string& value) {
-    uint32 size = htonl(value.size());
+    uint32 size = base::HostToNet32(value.size());
     stream_.write((char *) &size, sizeof(uint32));
     stream_ << value;
     return *this;
   }
 
   // Append the big-endian representation of the length of |type| with 32 bits,
   // followed by the big-endian representation of the value of |type|, with 32
   // bits, to the stream.
   NigoriStream& operator<<(const Nigori::Type type) {
-    uint32 size = htonl(sizeof(uint32));
+    uint32 size = base::HostToNet32(sizeof(uint32));
     stream_.write((char *) &size, sizeof(uint32));
-    uint32 value = htonl(type);
+    uint32 value = base::HostToNet32(type);
     stream_.write((char *) &value, sizeof(uint32));
     return *this;
   }
 
   std::string str() {
     return stream_.str();
   }
 
  private:
   std::ostringstream stream_;
@@ skipping 191 matching lines @@
   DCHECK(user_key);
   DCHECK(encryption_key);
   DCHECK(mac_key);
 
   return user_key_->GetRawKey(user_key) &&
       encryption_key_->GetRawKey(encryption_key) &&
       mac_key_->GetRawKey(mac_key);
 }
 
 }  // namespace browser_sync