Refactor tcp socket and unix domain socket.

extensions/browser/api/socket/tcp_socket.cc

 // Copyright 2014 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 "extensions/browser/api/socket/tcp_socket.h"
 
 #include "extensions/browser/api/api_resource.h"
 #include "net/base/address_list.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_errors.h"
@@ skipping 178 matching lines @@
                       int port,
                       int backlog,
                       std::string* error_msg) {
   if (socket_mode_ == CLIENT) {
     *error_msg = kTCPSocketTypeInvalidError;
     return net::ERR_NOT_IMPLEMENTED;
   }
   DCHECK(!socket_.get());
   socket_mode_ = SERVER;
 
-  scoped_ptr<net::IPEndPoint> bind_address(new net::IPEndPoint());
-  if (!StringAndPortToIPEndPoint(address, port, bind_address.get()))
-    return net::ERR_INVALID_ARGUMENT;
-
   if (!server_socket_.get()) {
     server_socket_.reset(new net::TCPServerSocket(NULL, net::NetLog::Source()));
   }
-  int result = server_socket_->Listen(*bind_address, backlog);
+  int result = server_socket_->ListenWithAddressAndPort(address, port, backlog);
   if (result)
     *error_msg = kSocketListenError;
   return result;
 }
 
 void TCPSocket::Accept(const AcceptCompletionCallback& callback) {
   if (socket_mode_ != SERVER || !server_socket_.get()) {
     callback.Run(net::ERR_FAILED, NULL);
     return;
   }
@@ skipping 103 matching lines @@
 
 bool ResumableTCPSocket::IsPersistent() const { return persistent(); }
 
 ResumableTCPServerSocket::ResumableTCPServerSocket(
     const std::string& owner_extension_id)
     : TCPSocket(owner_extension_id), persistent_(false), paused_(false) {}
 
 bool ResumableTCPServerSocket::IsPersistent() const { return persistent(); }
 
 }  // namespace extensions