Move services/shell to services/service_manager

services/shell/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_
-
-#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_