Add tray warning for Locally managed users.

chrome/app/chromeos_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- ChromeOS-specific strings (included from generated_resources.grd).
      Everything in this file is wrapped in <if expr="pp_ifdef('chromeos')">. -->
 <grit-part>
   <message name="IDS_EMPTY_STRING" desc="Empty string, exist only to make code generic. No translation required.">
   </message>
   <!-- Idle logout dialog for retail mode -->
   <message name="IDS_IDLE_LOGOUT_TITLE" desc="Dialog title for the idle logout dialog. Used in retail mode only.">
     Are you still there?
   </message>
@@ skipping 492 matching lines @@
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATION_ERROR_SERVER_ERROR" desc="Text shown in a title when locally managed user creation has failed in case when there was server error on a remote side">
     Server error. Please try again later.
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATION_ERROR_CANCEL_BUTTON_TITLE" desc="Text for button on an error reporting screen for locally managed user creation, that is used to abort whole operation">
     Cancel
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATION_ERROR_RETRY_BUTTON_TITLE" desc="Text for button on an error reporting screen for locally managed user creation, that is used to retry failed operation">
     Retry
   </message>
+  <message name="IDS_USER_IS_LOCALLY_MANAGED_BY_NOTICE" desc="Text for notifications showing that this user is locally managed">
+    This user is managed by <ph name="MANAGER_EMAIL">$1<ex>john.doe@example.com</ex></ph>. Device usage and history may be tracked.
+  </message>
   <message name="IDS_OFFLINE_LOGIN_HTML" desc="Text which suggests enter as an existing user when valid network isn't presented.">
     If you've already registered on this device, you can <ph name="LINK2_START">$1<ex>&gt;a&lt;</ex></ph>sign in as an existing user<ph name="LINK2_END">$2<ex>&gt;/a&lt;</ex></ph>.
   </message>
   <message name="IDS_SHUTDOWN_BUTTON" desc="Text shown on shutdown button on login/locker screen">
     Shut down
   </message>
   <message name="IDS_ADD_USER_BUTTON" desc="Text shown on an add user button on login/locker screen">
     Add user
   </message>
   <message name="IDS_KIOSK_APPS_BUTTON" desc="Text shown on a button that brings up the kiosk apps menu on login screen">
@@ skipping 3080 matching lines @@
   <message name="IDS_KIOSK_APP_ERROR_UNABLE_TO_MOUNT" desc="Error message used when a kiosk app fails to launch due to cryptohome error.">
     Kryptonite! The cryptohome for the kiosk application could not be mounted.
   </message>
   <message name="IDS_KIOSK_APP_ERROR_UNABLE_TO_INSTALL" desc="Error message used when a kiosk app fails to launch due to install failure.">
     Kiosk application could not be installed.
   </message>
   <message name="IDS_KIOSK_APP_ERROR_USER_CANCEL" desc="Error message used when a kiosk app launch is canceled by user.">
     Kiosk application launch canceled.
   </message>
 </grit-part>