[net] Move DnsConfigService to NetworkChangeNotifier.

net/base/network_change_notifier_win.h

Index: net/base/network_change_notifier_win.h
diff --git a/net/base/network_change_notifier_win.h b/net/base/network_change_notifier_win.h
index c6a74155724cebdd643e8bdfe649d20b11789235..f2d3d9928a03bbe6547beb356a9d8495902aba28 100644
--- a/net/base/network_change_notifier_win.h
+++ b/net/base/network_change_notifier_win.h
@@ -47,7 +47,7 @@ class NET_EXPORT_PRIVATE NetworkChangeNotifierWin
   int sequential_failures() { return sequential_failures_; }
 
  private:
-  class DnsWatcherThread;
+  class DnsConfigServiceThread;
   friend class NetworkChangeNotifierWinTest;
 
   // NetworkChangeNotifier methods:
@@ -90,8 +90,8 @@ class NET_EXPORT_PRIVATE NetworkChangeNotifierWin
   // Used for calling WatchForAddressChange again on failure.
   base::WeakPtrFactory<NetworkChangeNotifierWin> weak_factory_;
 
-  // Thread on which we can run DnsConfigWatcher.
-  scoped_ptr<DnsWatcherThread> dns_watcher_thread_;
+  // Thread on which we can run DnsConfigService.
+  scoped_ptr<DnsConfigServiceThread> dns_config_service_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierWin);
 };