Revert of Move some basic early process init into Service Manager

services/service_manager/embedder/switches.cc

-// Copyright 2017 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 "services/service_manager/embedder/switches.h"
-
-namespace switches {
-
-// Describes the file descriptors passed to a child process in the following
-// list format:
-//
-//     <file_id>:<descriptor_id>,<file_id>:<descriptor_id>,...
-//
-// where <file_id> is an ID string from the manifest of the service being
-// launched and <descriptor_id> is the numeric identifier of the descriptor for
-// the child process can use to retrieve the file descriptor from the
-// global descriptor table.
-const char kSharedFiles[] = "shared-files";
-
-}  // namespace switches