Split printing utility IPC messages into its own file.

chrome/utility/local_discovery/service_discovery_message_handler.h

 // 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.
 
 #ifndef CHROME_UTILITY_LOCAL_DISCOVERY_SERVICE_DISCOVERY_MESSAGE_HANDLER_H_
 #define CHROME_UTILITY_LOCAL_DISCOVERY_SERVICE_DISCOVERY_MESSAGE_HANDLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 15 matching lines @@
 
 namespace tracked_objects {
 class Location;
 }
 
 namespace local_discovery {
 
 class ServiceDiscoveryClient;
 
 // Handles messages related to local discovery inside utility process.
-class ServiceDiscoveryMessageHandler : public chrome::UtilityMessageHandler {
+class ServiceDiscoveryMessageHandler : public UtilityMessageHandler {
  public:
   ServiceDiscoveryMessageHandler();
   virtual ~ServiceDiscoveryMessageHandler();
 
   // UtilityMessageHandler implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   static void PreSandboxStartup();
 
  private:
@@ skipping 61 matching lines @@
   scoped_ptr<ServiceDiscoveryClient> service_discovery_client_;
 
   scoped_refptr<base::TaskRunner> utility_task_runner_;
   scoped_refptr<base::TaskRunner> discovery_task_runner_;
   scoped_ptr<base::Thread> discovery_thread_;
 };
 
 }  // namespace local_discovery
 
 #endif  // CHROME_UTILITY_LOCAL_DISCOVERY_SERVICE_DISCOVERY_MESSAGE_HANDLER_H_