Resume encryption migration immediately if the previous migration is incomplete.

chrome/browser/chromeos/login/screens/encryption_migration_screen.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/screens/encryption_migration_screen.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "chrome/browser/chromeos/login/screens/base_screen_delegate.h"
@@ skipping 35 matching lines @@
   if (view_ == view)
     view_ = nullptr;
 }
 
 void EncryptionMigrationScreen::SetUserContext(
     const UserContext& user_context) {
   DCHECK(view_);
   view_->SetUserContext(user_context);
 }
 
+void EncryptionMigrationScreen::SetShouldResume(bool should_resume) {
+  DCHECK(view_);
+  view_->SetShouldResume(should_resume);
+}
+
 void EncryptionMigrationScreen::SetContinueLoginCallback(
     ContinueLoginCallback callback) {
   DCHECK(view_);
   view_->SetContinueLoginCallback(std::move(callback));
 }
 
 }  // namespace chromeos