base::Bind: Convert HostResolver::Resolve.

net/socket_stream/socket_stream.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.
 //
 // TODO(ukai): code is similar with http_network_transaction.cc.  We should
 //   think about ways to share code, if possible.
 
 #include "net/socket_stream/socket_stream.h"
 
 #include <set>
@@ skipping 590 matching lines @@
   if (proxy_mode_ != kDirectConnection) {
     host_port_pair = proxy_info_.proxy_server().host_port_pair();
   } else {
     host_port_pair = HostPortPair::FromURL(url_);
   }
 
   HostResolver::RequestInfo resolve_info(host_port_pair);
 
   DCHECK(host_resolver_);
   resolver_.reset(new SingleRequestHostResolver(host_resolver_));
-  return resolver_->Resolve(resolve_info, &addresses_, &io_callback_,
-                            net_log_);
+  return resolver_->Resolve(
+      resolve_info, &addresses_, base::Bind(&SocketStream::OnIOCompleted, this),
+      net_log_);
 }
 
 int SocketStream::DoResolveHostComplete(int result) {
   if (result == OK && delegate_)
     next_state_ = STATE_RESOLVE_PROTOCOL;
   else
     next_state_ = STATE_CLOSE;
   // TODO(ukai): if error occured, reconsider proxy after error.
   return result;
 }
@@ skipping 557 matching lines @@
 
 SSLConfigService* SocketStream::ssl_config_service() const {
   return context_->ssl_config_service();
 }
 
 ProxyService* SocketStream::proxy_service() const {
   return context_->proxy_service();
 }
 
 }  // namespace net