Cleanup: Remove unneeded base/file_util.h includes in chrome_frame, courgette, ipc, media, and net.

net/dns/dns_config_service_posix.cc

 // 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.
 
 #include "net/dns/dns_config_service_posix.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
-#include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/file_path_watcher.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
 #include "base/time.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_util.h"
 #include "net/dns/dns_hosts.h"
 #include "net/dns/dns_protocol.h"
 #include "net/dns/notify_watcher_mac.h"
@@ skipping 374 matching lines @@
   virtual void ReadNow() OVERRIDE {}
   virtual bool StartWatching() OVERRIDE { return false; }
 };
 // static
 scoped_ptr<DnsConfigService> DnsConfigService::CreateSystemService() {
   return scoped_ptr<DnsConfigService>(new StubDnsConfigService());
 }
 #endif
 
 }  // namespace net