Add DeviceADPolicyManager to provide AD policy.

chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc

Index: chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc
diff --git a/chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc b/chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc
index 8c6fe78d27bc874e349699fa79e821e2cd3fe82e..27c27eb0764434eb3f12900bcf224a71a27a375c 100644
--- a/chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc
+++ b/chrome/browser/chromeos/policy/device_cloud_policy_initializer.cc
@@ -148,7 +148,7 @@ EnrollmentConfig DeviceCloudPolicyInitializer::GetPrescribedEnrollmentConfig()
       config.auth_mechanism == EnrollmentConfig::AUTH_MECHANISM_BEST_AVAILABLE)
     config.auth_mechanism = EnrollmentConfig::AUTH_MECHANISM_INTERACTIVE;
   // If OOBE is done and we are enrolled, check for need to recover enrollment.
-  if (oobe_complete && install_attributes_->IsEnterpriseDevice()) {
+  if (oobe_complete && install_attributes_->IsEnterpriseManaged()) {
     // Regardless what mode is applicable, the enrollment domain is fixed.
     config.management_domain = install_attributes_->GetDomain();