login_manager/SessionManager.conf

<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
  "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<!--
  Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
  Use of this source code is governed by a BSD-style license that can be
  found in the LICENSE file.
-->
<busconfig>
  <policy user="root">
    <allow own="org.chromium.SessionManager" />
    <allow send_destination="org.chromium.SessionManager" />

    <!-- Only root should be allowed to call InitMachineInfo. -->
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="InitMachineInfo"/>
  </policy>

  <policy user="chronos">
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="EmitLoginPromptReady"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="EmitLoginPromptVisible"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StartSession"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StopSession"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="LockScreen"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="HandleLockScreenShown"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="HandleLockScreenDismissed"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="HandleLivenessConfirmed"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RestartJob"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RestartJobWithAuth"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StorePolicy"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrievePolicy"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StorePolicyForUser"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrievePolicyForUser"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StoreDeviceLocalAccountPolicy"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrieveDeviceLocalAccountPolicy"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrieveSessionState"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrieveActiveSessions"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StartDeviceWipe"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="SetFlagsForUser"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="GetServerBackedStateKeys"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="HandleSupervisedUserCreationStarting"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="HandleSupervisedUserCreationFinished"/>
  </policy>

  <policy user="power">
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="LockScreen"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="RetrieveSessionState"/>
    <allow send_destination="org.chromium.SessionManager"
           send_interface="org.chromium.SessionManagerInterface"
           send_member="StopSession"/>
  </policy>
</busconfig>