Revert 156889 - Cleanups in Chromoting Host.

remoting/host/host_exit_codes.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 REMOTING_HOST_HOST_EXIT_CODES_H_
-#define REMOTING_HOST_HOST_EXIT_CODES_H_
-
-namespace remoting {
-
-// Known host exit codes. Please keep this enum in sync with:
-// remoting/host/installer/mac/PrivilegedHelperTools/org.chromium.chromoting.me2me.sh
-// and remoting/tools/me2me_virtual_host.py.
-enum HostExitCodes {
-  // Error codes that don't indicate a permanent error condition.
-  kSuccessExitCode = 0,
-  kReservedForX11ExitCode = 1,
-  kHostInitializationFailed = 7,
-
-  // Error codes that do indicate a permanent error condition.
-  kInvalidHostConfigurationExitCode = 2,
-  kInvalidHostIdExitCode = 3,
-  kInvalidOauthCredentialsExitCode = 4,
-  kInvalidHostDomainExitCode = 5,
-  kLoginScreenNotSupportedExitCode = 6,
-
-  // The range of the exit codes that should be interpreted as a permanent error
-  // condition.
-  kMinPermanentErrorExitCode = kInvalidHostConfigurationExitCode,
-  kMaxPermanentErrorExitCode = kLoginScreenNotSupportedExitCode
-};
-
-}  // namespace remoting
-
-#endif  // REMOTING_HOST_HOST_EXIT_CODES_H_