Move some basic early process init into Service Manager

content/common/set_process_title_linux.h

-// Copyright (c) 2012 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 CONTENT_COMMON_SET_PROCESS_TITLE_LINUX_H_
-#define CONTENT_COMMON_SET_PROCESS_TITLE_LINUX_H_
-
-// Set the process title that will show in "ps" and similar tools. Takes
-// printf-style format string and arguments. After calling setproctitle()
-// the original main() argv[] array should not be used. By default, the
-// original argv[0] is prepended to the format; this can be disabled by
-// including a '-' as the first character of the format string.
-//
-// This signature and naming is to be compatible with most other Unix
-// implementations of setproctitle().
-void setproctitle(const char* fmt, ...);
-
-// Initialize state needed for setproctitle() on Linux. Pass the argv pointer
-// from main() to setproctitle_init() before calling setproctitle().
-void setproctitle_init(const char** main_argv);
-
-#endif  // CONTENT_COMMON_SET_PROCESS_TITLE_LINUX_H_