Move services/shell to services/service_manager

services/service_manager/public/c/main.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 SERVICES_SHELL_PUBLIC_C_MAIN_H_
-#define SERVICES_SHELL_PUBLIC_C_MAIN_H_
+#ifndef SERVICES_SERVICE_MANAGER_PUBLIC_C_MAIN_H_
+#define SERVICES_SERVICE_MANAGER_PUBLIC_C_MAIN_H_
 
 #include "mojo/public/c/system/types.h"
 
 // Implement ServiceMain directly as the entry point for a service.
 //
 // MojoResult ServiceMain(MojoHandle service_request) {
 //   ...
 // }
 //
 
 #if defined(__cplusplus)
 extern "C" {
 #endif
 
 #if defined(WIN32)
 __declspec(dllexport) MojoResult
     __cdecl ServiceMain(MojoHandle application_request);
 #else  // !defined(WIN32)
 __attribute__((visibility("default"))) MojoResult
     ServiceMain(MojoHandle service_provider_handle);
 #endif  // defined(WIN32)
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
-#endif  // SERVICES_SHELL_PUBLIC_C_MAIN_H_
+#endif  // SERVICES_SERVICE_MANAGER_PUBLIC_C_MAIN_H_