cros: Reboot the system after encryption migration finishes.

chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc

Index: chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc
index 7bfb4beffa65a54c4a69f118338e669ba3d2559e..3dbd4336afe4463f4beda65cfe94ae2e7392d68e 100644
--- a/chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/encryption_migration_screen_handler.cc
@@ -198,7 +198,7 @@ void EncryptionMigrationScreenHandler::HandleSkipMigration() {
 }
 
 void EncryptionMigrationScreenHandler::HandleRequestRestart() {
-  chrome::AttemptRestart();
+  DBusThreadManager::Get()->GetPowerManagerClient()->RequestRestart();
 }
 
 void EncryptionMigrationScreenHandler::UpdateUIState(UIState state) {
@@ -313,7 +313,7 @@ void EncryptionMigrationScreenHandler::OnMigrationProgress(
       break;
     case cryptohome::DIRCRYPTO_MIGRATION_SUCCESS:
       // Restart immediately after successful migration.
-      chrome::AttemptRestart();
+      DBusThreadManager::Get()->GetPowerManagerClient()->RequestRestart();
       break;
     case cryptohome::DIRCRYPTO_MIGRATION_FAILED:
       UpdateUIState(UIState::MIGRATION_FAILED);