Removed unused include of service_discovery_host_client.h.

chrome/browser/extensions/api/mdns/dns_sd_registry_unittest.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 "chrome/browser/extensions/api/mdns/dns_sd_registry.h"
 #include "chrome/browser/extensions/api/mdns/dns_sd_delegate.h"
 #include "chrome/browser/extensions/api/mdns/dns_sd_device_lister.h"
-#include "chrome/browser/local_discovery/service_discovery_host_client.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 class MockDnsSdDeviceLister : public DnsSdDeviceLister {
  public:
   MockDnsSdDeviceLister() : DnsSdDeviceLister(NULL, NULL, "") {}
   virtual ~MockDnsSdDeviceLister() {}
 
@@ skipping 210 matching lines @@
   service.ip_address = "192.168.0.100";
   registry_->GetDelegate()->ServiceChanged(service_type, true, service);
   // Update with changed ip address.
   service.ip_address = "192.168.0.101";
   registry_->GetDelegate()->ServiceChanged(service_type, false, service);
   // Update with no changes to the service.
   registry_->GetDelegate()->ServiceChanged(service_type, false, service);
 }
 
 }  // namespace extensions