Don't let creating Google accounts on the Active Directory devices.

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 5471 matching lines @@
   <message name="IDS_IME_NAME_TRANSLITERATION_UR" desc="The input method name shows in system tray menu. Please translate only for 'transliteration'.">
     Transliteration (salam &#x2190; &#x0633;&#x0644;&#x0627;&#x0645;)
   </message>
 
   <message name="IDS_LOGIN_ERROR_WHITELIST" desc="Couldn't sign in because user is not whitelisted by the device owner.">
     You are not authorized to use this device. Please contact the device owner for sign-in permission.
   </message>
   <message name="IDS_ENTERPRISE_LOGIN_ERROR_WHITELIST" desc="Couldn't sign in because user is not whitelisted by the administrator.">
     You are not authorized to use this device. Please contact the administrator for sign-in permission.
   </message>
+  <message name="IDS_LOGIN_ERROR_GOOGLE_ACCOUNT_NOT_ALLOWED" desc="Couldn't sign into Google account on the Active Directory managed device.">
+    Sorry, Google accounts are not allowed on this device.
+  </message>
   <message name="IDS_LOGIN_ERROR_AUTHENTICATING_2ND_TIME" desc="Couldn't sign in because password is invalid for the 2nd time">
     Sorry, your password still could not be verified. Note: if you changed your password recently, your new password will be applied once you sign out, please use the old password here.
   </message>
   <message name="IDS_LOGIN_ERROR_AUTHENTICATING_2ND_TIME_SUPERVISED" desc="Supervised user couldn't sign in because password is invalid for the 2nd time">
     Sorry, your password could not be verified. The manager of this supervised user may have changed the password recently. If so, the new password will be applied the next time you sign in. Try using your old password.
   </message>
   <message name="IDS_LOGIN_ERROR_PASSWORD_CHANGED" desc="Couldn't log in because password specified matched as old one, but not new one (online) - password change has been detected.">
     Your password has changed. Please try again with your new password.
   </message>
   <message name="IDS_LOGIN_ERROR_RESTRICTED" desc="Couldn't log in because account is disabled/deleted or not signed up">
@@ skipping 1227 matching lines @@
     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>