Revert "Abandon user sign in when policy is retrieved before session started."

chrome/browser/chromeos/policy/device_local_account_policy_store.cc

Index: chrome/browser/chromeos/policy/device_local_account_policy_store.cc
diff --git a/chrome/browser/chromeos/policy/device_local_account_policy_store.cc b/chrome/browser/chromeos/policy/device_local_account_policy_store.cc
index aaf5315ee1b06bcb0e29760675464c74a7ce0310..31f42df64268d730dab40792c82127a1b18fd5f1 100644
--- a/chrome/browser/chromeos/policy/device_local_account_policy_store.cc
+++ b/chrome/browser/chromeos/policy/device_local_account_policy_store.cc
@@ -9,6 +9,7 @@
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
+#include "chromeos/dbus/session_manager_client.h"
 #include "components/ownership/owner_key_util.h"
 #include "components/policy/core/common/cloud/device_management_service.h"
 #include "components/policy/core/common/external_data_fetcher.h"
@@ -17,9 +18,6 @@
 #include "components/policy/proto/cloud_policy.pb.h"
 #include "components/policy/proto/device_management_backend.pb.h"
 
-using RetrievePolicyResponseType =
-    chromeos::SessionManagerClient::RetrievePolicyResponseType;
-
 namespace em = enterprise_management;
 
 namespace policy {
@@ -58,12 +56,10 @@ void DeviceLocalAccountPolicyStore::LoadImmediately() {
   // Cancel all running async loads.
   weak_factory_.InvalidateWeakPtrs();
 
-  std::string policy_blob;
-  RetrievePolicyResponseType response =
+  const std::string policy_blob =
       session_manager_client_->BlockingRetrieveDeviceLocalAccountPolicy(
-          account_id_, &policy_blob);
-  ValidateLoadedPolicyBlob(false /*validate_in_background*/, policy_blob,
-                           response);
+          account_id_);
+  ValidateLoadedPolicyBlob(false /*validate_in_background*/, policy_blob);
 }
 
 void DeviceLocalAccountPolicyStore::Store(
@@ -78,10 +74,8 @@ void DeviceLocalAccountPolicyStore::Store(
 
 void DeviceLocalAccountPolicyStore::ValidateLoadedPolicyBlob(
     bool validate_in_background,
-    const std::string& policy_blob,
-    RetrievePolicyResponseType response_type) {
-  if (response_type != RetrievePolicyResponseType::SUCCESS ||
-      policy_blob.empty()) {
+    const std::string& policy_blob) {
+  if (policy_blob.empty()) {
     status_ = CloudPolicyStore::STATUS_LOAD_ERROR;
     NotifyStoreError();
   } else {