base::Bind: Convert Socket::Read.

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"
@@ skipping 198 matching lines @@
   return base::TimeDelta::FromMicroseconds(-1);
 }
 
 
 // Read is called by the transport layer above to read. This can only be done
 // if the SOCKS handshake is complete.
 int SOCKSClientSocket::Read(IOBuffer* buf, int buf_len,
                             OldCompletionCallback* callback) {
   DCHECK(completed_handshake_);
   DCHECK_EQ(STATE_NONE, next_state_);
-  DCHECK(!old_user_callback_);
+  DCHECK(!old_user_callback_ && user_callback_.is_null());
 
   return transport_->socket()->Read(buf, buf_len, callback);
 }
+int SOCKSClientSocket::Read(IOBuffer* buf, int buf_len,
+                            const CompletionCallback& callback) {
+  DCHECK(completed_handshake_);
+  DCHECK_EQ(STATE_NONE, next_state_);
+  DCHECK(!old_user_callback_ && user_callback_.is_null());
+
+  return transport_->socket()->Read(buf, buf_len, callback);
+}
 
 // Write is called by the transport layer. This can only be done if the
 // SOCKS handshake is complete.
 int SOCKSClientSocket::Write(IOBuffer* buf, int buf_len,
                              OldCompletionCallback* callback) {
   DCHECK(completed_handshake_);
   DCHECK_EQ(STATE_NONE, next_state_);
   DCHECK(!old_user_callback_);
 
   return transport_->socket()->Write(buf, buf_len, callback);
@@ skipping 228 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