Continue with the FreeBSD port - this version builds and links, though...

net/socket/client_socket.h

 // Copyright (c) 2006-2009 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.
 
 #ifndef NET_SOCKET_CLIENT_SOCKET_H_
 #define NET_SOCKET_CLIENT_SOCKET_H_
 
 #include "build/build_config.h"
 
-#if defined(OS_LINUX) || defined(OS_MACOSX)
+#if defined(OS_POSIX)
 #include <sys/socket.h>
 #endif
 
 #include "net/socket/socket.h"
 
 namespace net {
 
 class ClientSocket : public Socket {
  public:
   // Called to establish a connection.  Returns OK if the connection could be
@@ skipping 23 matching lines @@
 
   // Called to test if the connection is still alive.  Returns false if a
   // connection wasn't established or the connection is dead.
   virtual bool IsConnected() const = 0;
 
   // Called to test if the connection is still alive and idle.  Returns false
   // if a connection wasn't established, the connection is dead, or some data
   // have been received.
   virtual bool IsConnectedAndIdle() const = 0;
 
-#if defined(OS_LINUX) || defined(OS_MACOSX)
+#if defined(OS_POSIX)
   // Identical to posix system call getpeername().
   // Needed by ssl_client_socket_nss and ssl_client_socket_mac.
   virtual int GetPeerName(struct sockaddr *name, socklen_t *namelen);
 #endif
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_H_