Extracting NetLog inner classes into their own classes.

net/dns/mdns_client.cc

 // Copyright 2013 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/dns/mdns_client.h"
 
 #include "net/base/ip_address.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_interfaces.h"
 #include "net/dns/dns_protocol.h"
 #include "net/dns/mdns_client_impl.h"
+#include "net/log/net_log_source.h"
 
 namespace net {
 
 namespace {
 
 const char kMDnsMulticastGroupIPv4[] = "224.0.0.251";
 const char kMDnsMulticastGroupIPv6[] = "FF02::FB";
 
 IPEndPoint GetMDnsIPEndPoint(const char* address) {
   IPAddress multicast_group_number;
@@ skipping 59 matching lines @@
   // Interfaces could have multiple addresses. Filter out duplicate entries.
   interfaces.erase(std::unique(interfaces.begin(), interfaces.end()),
                    interfaces.end());
   return interfaces;
 }
 
 std::unique_ptr<DatagramServerSocket> CreateAndBindMDnsSocket(
     AddressFamily address_family,
     uint32_t interface_index) {
   std::unique_ptr<DatagramServerSocket> socket(
-      new UDPServerSocket(NULL, NetLog::Source()));
+      new UDPServerSocket(NULL, NetLogSource()));
 
   IPEndPoint multicast_addr = GetMDnsIPEndPoint(address_family);
   int rv = Bind(multicast_addr, interface_index, socket.get());
   if (rv != OK) {
     socket.reset();
     VLOG(1) << "Bind failed, endpoint=" << multicast_addr.ToStringWithoutPort()
             << ", error=" << rv;
   }
   return socket;
 }
 
 }  // namespace net