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

content/browser/renderer_host/p2p/socket_host_tcp_unittest.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 "content/browser/renderer_host/p2p/socket_host_tcp.h"
 
 #include <deque>
 
 #include "base/sys_byteorder.h"
 #include "content/browser/renderer_host/p2p/socket_host_test_utils.h"
@@ skipping 24 matching lines @@
 
     local_address_ = ParseAddress(kTestLocalIpAddress, kTestPort1);
 
     socket_host_->remote_address_ = dest_;
     socket_host_->state_ = P2PSocketHost::STATE_CONNECTING;
     socket_host_->OnConnected(net::OK);
   }
 
   std::string IntToSize(int size) {
     std::string result;
-    uint16 size16 = htons(size);
+    uint16 size16 = base::HostToNet16(size);
     result.resize(sizeof(size16));
     memcpy(&result[0], &size16, sizeof(size16));
     return result;
   }
 
   std::string sent_data_;
   FakeSocket* socket_; // Owned by |socket_host_|.
   scoped_ptr<P2PSocketHostTcp> socket_host_;
   MockIPCSender sender_;
 
@@ skipping 106 matching lines @@
   socket_host_->Send(dest_, packet);
 
   std::string expected_data;
   expected_data.append(IntToSize(packet.size()));
   expected_data.append(packet.begin(), packet.end());
 
   EXPECT_EQ(expected_data, sent_data_);
 }
 
 }  // namespace content