LMU creation : nicer user/password error messages

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 459 matching lines @@
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATION_SUCCESS_BUTTON_TITLE" desc="Text for button on a screen with successful locally managed user creation text">
     Got it!
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_PROFILE_CREATED_TEXT" desc="Messsage indicating that profile was created.">
     A profile for <ph name="USER_DISPLAY_NAME">$1<ex>John</ex></ph> has been created.
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_INSTRUCTIONS_TEXT" desc="Messsage indicating that instructions will be sent to manager's email.">
     To configure this profile, please check your email at <ph name="MANAGER_EMAIL">$1<ex>john.doe@example.com</ex></ph> for further instructions.
   </message>
-  <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATE_USERNAME_ALREADY_EXISTS" desc="Error text shown in locally managed user creation dialog when local account with suggested name already exists on machine.">
-    User with name <ph name="USER_DISPLAY_NAME">$1<ex>John</ex></ph> already exists.
+  <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATE_USERNAME_ALREADY_EXISTS" desc="Error text shown in locally managed user creation dialog when local account with suggested name already exists on a device.">
+    Whoops, this name is already in use!
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATE_PASSWORD_MISMATCH_ERROR" desc="Error text shown in locally managed user creation dialog when typed passwords does not match.">
-    Passwords do not match.
+    Whoops, passwords do not match!
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_CREATE_PASSWORD_TOO_SHORT" desc="Error text shown in locally managed user creation dialog when typed password is too short.">
     Password is too short.
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_MANAGER_PASSWORD_ERROR" desc="Error text shown in locally managed user creation dialog when manager password is incorrect.">
     Incorrect manager password.
   </message>
   <message name="IDS_CREATE_LOCALLY_MANAGED_USER_MANAGER_INCONSISTENT_STATE" desc="Error text shown in locally managed user creation dialog when account is in inconsistent state.">
     Manager account is in inconsistent state. Please log in to manager account first and then try creating locally managed user again.
   </message>
@@ skipping 3138 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>