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

net/server/web_socket.cc

Index: net/server/web_socket.cc
diff --git a/net/server/web_socket.cc b/net/server/web_socket.cc
index 0abbcf774f2a11f610a15fb5300d4fb28438103b..12796fa40e4c384f33023752933097b5430c9143 100644
--- a/net/server/web_socket.cc
+++ b/net/server/web_socket.cc
@@ -37,7 +37,7 @@ static uint32 WebSocketKeyFingerprint(const std::string& str) {
   int64 number = 0;
   if (!base::StringToInt64(result, &number))
     return 0;
-  return htonl(static_cast<uint32>(number / spaces));
+  return base::HostToNet32(static_cast<uint32>(number / spaces));
 }
 
 class WebSocketHixie76 : public net::WebSocket {