Load DeviceLocalAccount policy and DeviceSettings immediately on restore after Chrome crash.

chrome/browser/chromeos/settings/device_settings_test_helper.cc

Index: chrome/browser/chromeos/settings/device_settings_test_helper.cc
diff --git a/chrome/browser/chromeos/settings/device_settings_test_helper.cc b/chrome/browser/chromeos/settings/device_settings_test_helper.cc
index e81af3bd9967bc5386b1d2e6efe0b172e1344b08..5084eff322736a50cfb7fda8cb88f5ae459c6f25 100644
--- a/chrome/browser/chromeos/settings/device_settings_test_helper.cc
+++ b/chrome/browser/chromeos/settings/device_settings_test_helper.cc
@@ -97,6 +97,10 @@ void DeviceSettingsTestHelper::RetrieveDevicePolicy(
   device_policy_.retrieve_callbacks_.push_back(callback);
 }
 
+std::string DeviceSettingsTestHelper::BlockingRetrieveDevicePolicy() {
+  return device_policy_.policy_blob_;
+}
+
 void DeviceSettingsTestHelper::RetrieveDeviceLocalAccountPolicy(
     const std::string& account_id,
     const RetrievePolicyCallback& callback) {
@@ -104,6 +108,11 @@ void DeviceSettingsTestHelper::RetrieveDeviceLocalAccountPolicy(
       callback);
 }
 
+std::string DeviceSettingsTestHelper::BlockingRetrieveDeviceLocalAccountPolicy(
+    const std::string& account_id) {
+  return "";
+}
+
 void DeviceSettingsTestHelper::StoreDevicePolicy(
     const std::string& policy_blob,
     const StorePolicyCallback& callback) {