[net/dns] Handle TC bit on DNS response in DnsTransaction.

net/socket/stream_socket.h

 // Copyright (c) 2012 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_STREAM_SOCKET_H_
 #define NET_SOCKET_STREAM_SOCKET_H_
 
 #include "base/time.h"
 #include "net/base/net_log.h"
 #include "net/socket/next_proto.h"
@@ skipping 38 matching lines @@
   // 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;
 
   // Copies the peer address to |address| and returns a network error code.
   // ERR_SOCKET_NOT_CONNECTED will be returned if the socket is not connected.
-  // TODO(sergeyu): Use IPEndPoint instead of AddressList.
   virtual int GetPeerAddress(IPEndPoint* address) const = 0;
 
   // Copies the local address to |address| and returns a network error code.
   // ERR_SOCKET_NOT_CONNECTED will be returned if the socket is not bound.
   virtual int GetLocalAddress(IPEndPoint* address) const = 0;
 
   // Gets the NetLog for this socket.
   virtual const BoundNetLog& NetLog() const = 0;
 
   // Set the annotation to indicate this socket was created for speculative
@@ skipping 67 matching lines @@
     // identify the motivation.
     bool omnibox_speculation_;
     bool subresource_speculation_;
     DISALLOW_COPY_AND_ASSIGN(UseHistory);
   };
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_STREAM_SOCKET_H_