If force-sign-in policy is enabled, popup warning dialog before window closing if auth token becom…

chrome/browser/ui/views/app_modal_dialog_queue_wrapper.h

+// 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.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_APP_MODAL_DIALOG_QUEUE_WRAPPER_H_
+#define CHROME_BROWSER_UI_VIEWS_APP_MODAL_DIALOG_QUEUE_WRAPPER_H_
+
+#include "base/macros.h"
+#include "chrome/browser/ui/views/browser_modal_dialog.h"
+
+class Browser;
+
+// A wrapper of app_modal::AppModalDialogQueue that is used to communicate with
+// BrowserView for the Javascript dialog activiation.
+class AppModalDialogQueueWrapper : public BrowserModalDialog {
+ public:
+  AppModalDialogQueueWrapper();
+  ~AppModalDialogQueueWrapper() override;
+
+  // override BrowserModalDialog
+  void ActivateModalDialog(Browser* browser) override;
+  bool IsShowing() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AppModalDialogQueueWrapper);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_APP_MODAL_DIALOG_QUEUE_WRAPPER_H_