Revert 40099 - Revert 39998 Revert 39996 Refine IPv6 probe to require that ...

net/base/host_resolver.h

 // Copyright (c) 2010 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_BASE_HOST_RESOLVER_H_
 #define NET_BASE_HOST_RESOLVER_H_
 
 #include <string>
 
 #include "base/ref_counted.h"
@@ skipping 152 matching lines @@
   virtual void SetDefaultAddressFamily(AddressFamily address_family) {}
 
   // Returns |this| cast to a HostResolverImpl*, or NULL if the subclass
   // is not compatible with HostResolverImpl. Used primarily to expose
   // additional functionality on the about:net-internals page.
   virtual HostResolverImpl* GetAsHostResolverImpl() { return NULL; }
 
  protected:
   friend class base::RefCountedThreadSafe<HostResolver>;
 
-  HostResolver() {}
+  HostResolver() { }
 
   // If any completion callbacks are pending when the resolver is destroyed,
   // the host resolutions are cancelled, and the completion callbacks will not
   // be called.
   virtual ~HostResolver() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(HostResolver);
 };
 
@@ skipping 42 matching lines @@
 // (Except if a unit-test has changed the global HostResolverProc using
 // ScopedHostResolverProc to intercept requests to the system).
 // |network_change_notifier| must outlive HostResolver.  It can optionally be
 // NULL, in which case HostResolver will not respond to network changes.
 HostResolver* CreateSystemHostResolver(
     NetworkChangeNotifier* network_change_notifier);
 
 }  // namespace net
 
 #endif  // NET_BASE_HOST_RESOLVER_H_