Reset Screen moved to ScreenContext.

chrome/browser/chromeos/login/screens/reset_model.h

+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_RESET_MODEL_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_RESET_MODEL_H_
+
+#include <string>
+
+#include "chrome/browser/chromeos/login/screens/base_screen.h"
+
+namespace chromeos {
+
+class BaseScreenDelegate;
+class ResetView;
+
+class ResetModel : public BaseScreen {
+ public:
+  static const char kUserActionCancelReset[];
+  static const char kUserActionResetRestartPressed[];
+  static const char kUserActionResetPowerwashPressed[];
+  static const char kUserActionResetLearnMorePressed[];
+  static const char kUserActionResetRollbackToggled[];
+  static const char kUserActionResetShowConfirmationPressed[];
+  static const char kUserActionResetResetConfirmationDismissed[];
+  static const char kContextKeyIsRestartRequired[];
+  static const char kContextKeyIsRollbackAvailable[];
+  static const char kContextKeyIsRollbackChecked[];
+  static const char kContextKeyIsConfirmational[];
+  static const char kContextKeyIsOfficialBuild[];
+  static const char kContextKeyScreenState[];
+
+  explicit ResetModel(BaseScreenDelegate* base_screen_delegate);
+  ~ResetModel() override;
+
+  // BaseScreen implementation:
+  std::string GetName() const override;
+
+  // Called when actor is destroyed so there's no dead reference to it.
+  virtual void OnViewDestroyed(ResetView* view) = 0;
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_RESET_MODEL_H_