Show notification during ARC managed provision

chrome/app/chromeos_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Chrome OS-specific strings (included from generated_resources.grd).
      Everything in this file is wrapped in <if expr="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 6490 matching lines @@
   </message>
   <message name="IDS_ARC_NETWORK_UNAVAILABLE_ERROR" desc="Error message shown when Android cannot set up network connection.">
     Network connection cannot be established.
   </message>
   <message name="IDS_ARC_CRITICALLY_LOW_DISK_NOTIFICATION_TITLE" desc="Title of the notification warning users that they are critically low on disk space and Android apps can not be launched.">
     Device disk space critically low
   </message>
   <message name="IDS_ARC_CRITICALLY_LOW_DISK_NOTIFICATION_MESSAGE" desc="Notification text warning users that they are critically low on disk space and Android apps can not be launched.">
     Free up disk space to launch Android apps.
   </message>
+  <message name="IDS_ARC_MANAGED_PROVISION_NOTIFICATION_TITLE" desc="Title of the notification shown to user during ARC provision when the ARC opt-in flow happens silently due to enterprise policies">
+    Google Play Store (beta)
+  </message>
+  <message name="IDS_ARC_MANAGED_PROVISION_NOTIFICATION_MESSAGE" desc="Notification shown to user during ARC provision when the ARC opt-in flow happens silently due to enterprise policies.">
+    Installing the Google Play Store on your <ph name="DEVICE_TYPE">$1<ex>Chromebook</ex></ph>. This could take a few minutes.
+  </message>
   <message name="IDS_ARC_OOBE_TERMS_HEADING" desc="Heading of the Arc Terms OOBE dialog.">
     Google Play Terms of Service
   </message>
   <message name="IDS_ARC_OOBE_TERMS_DESCRIPTION" desc="Description of the Arc Terms OOBE dialog.">
     Use Google Play to install Android apps
   </message>
   <message name="IDS_ARC_OOBE_TERMS_LOADING" desc="Loading message of the Arc Terms OOBE dialog.">
     Loading...
   </message>
   <message name="IDS_ARC_OOBE_TERMS_LOAD_ERROR" desc="Load error message of the Arc Terms OOBE dialog.">
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     Attempts left: $1
   </message>
   <message name="IDS_REQUEST_PIN_DIALOG_PIN" desc="The Provider Identification Number abbreviation">
     PIN
   </message>
   <message name="IDS_REQUEST_PIN_DIALOG_PUK" desc="The Personal Unlocking Key (as used in mobile phones) abbreviation">
     PUK
   </message>
 
 </grit-part>