base::Bind: Convert HostResolver::Resolve.

net/socket/socks_client_socket.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 "net/socket/socks_client_socket.h"
 
 #include "base/basictypes.h"
+#include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_log.h"
 #include "net/base/net_util.h"
 #include "net/base/sys_addrinfo.h"
 #include "net/socket/client_socket_handle.h"
 
 namespace net {
 
 // Every SOCKS server requests a user-id from the client. It is optional
@@ skipping 255 matching lines @@
   } while (rv != ERR_IO_PENDING && next_state_ != STATE_NONE);
   return rv;
 }
 
 int SOCKSClientSocket::DoResolveHost() {
   next_state_ = STATE_RESOLVE_HOST_COMPLETE;
   // SOCKS4 only supports IPv4 addresses, so only try getting the IPv4
   // addresses for the target host.
   host_request_info_.set_address_family(ADDRESS_FAMILY_IPV4);
   return host_resolver_.Resolve(
-      host_request_info_, &addresses_, &io_callback_, net_log_);
+      host_request_info_, &addresses_,
+      base::Bind(&SOCKSClientSocket::OnIOComplete, base::Unretained(this)),
+      net_log_);
 }
 
 int SOCKSClientSocket::DoResolveHostComplete(int result) {
   if (result != OK) {
     // Resolving the hostname failed; fail the request rather than automatically
     // falling back to SOCKS4a (since it can be confusing to see invalid IP
     // addresses being sent to the SOCKS4 server when it doesn't support 4A.)
     return result;
   }
 
@@ skipping 134 matching lines @@
 
 int SOCKSClientSocket::GetPeerAddress(AddressList* address) const {
   return transport_->socket()->GetPeerAddress(address);
 }
 
 int SOCKSClientSocket::GetLocalAddress(IPEndPoint* address) const {
   return transport_->socket()->GetLocalAddress(address);
 }
 
 }  // namespace net