net: Cleanup class/struct forward declarations

net/dns/fuzzed_host_resolver.h

 // Copyright 2016 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_DNS_FUZZED_HOST_RESOLVER_
 #define NET_DNS_FUZZED_HOST_RESOLVER_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "net/base/address_family.h"
 #include "net/dns/host_resolver.h"
 #include "net/dns/host_resolver_impl.h"
 #include "net/socket/fuzzed_socket_factory.h"
 
 namespace base {
 class FuzzedDataProvider;
 }
 
 namespace net {
 
 class AddressList;
-class ClientSocketFactory;
 class DnsClient;
 class NetLog;
-class ScopedDefaultHostResolverProc;
 
 // HostResolver that uses a fuzzer to determine what results to return. It
 // inherits from HostResolverImpl, unlike MockHostResolver, so more closely
 // matches real behavior.
 //
 // By default uses a mocked out system resolver, though can be configured to
 // use the built-in async resolver (Built in DNS stub resolver) with a fuzzed
 // set of UDP/TCP sockets.
 //
 // To make behavior most deterministic, does not use the WorkerPool to run its
@@ skipping 34 matching lines @@
   NetLog* net_log_;
 
   base::WeakPtrFactory<base::FuzzedDataProvider> data_provider_weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FuzzedHostResolver);
 };
 
 }  // namespace net
 
 #endif  // NET_DNS_FUZZED_HOST_RESOLVER_