If there is a device id use that instead of a new one for re-enrolling.

chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc

Index: chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc
diff --git a/chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc b/chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc
index 0992f6e53853ed83c313097d1cfd7fed05d57f37..359dde4deecc96099f058192e2725d687ad36a2b 100644
--- a/chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc
+++ b/chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen.cc
@@ -248,7 +248,9 @@ void EnterpriseEnrollmentScreen::RegisterForDevicePolicy(
         connector->device_cloud_policy_subsystem(), this));
     // Push the credentials to the policy infrastructure. It'll start enrollment
     // and notify us of progress through CloudPolicySubsystem::Observer.
-    connector->RegisterForDevicePolicy(user_, token, is_auto_enrollment_);
+    connector->RegisterForDevicePolicy(user_, token,
+                                       is_auto_enrollment_,
+                                       connector->IsEnterpriseManaged());
     return;
   }
   NOTREACHED();