chromium/chrome/browser/complex_tasks/task_tab_helper.h

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_COMPLEX_TASKS_TASK_TAB_HELPER_H_
#define CHROME_BROWSER_COMPLEX_TASKS_TASK_TAB_HELPER_H_

#include <map>
#include <unordered_map>

#include "base/containers/contains.h"
#include "build/build_config.h"
#include "components/sessions/content/navigation_task_id.h"
#include "content/public/browser/navigation_details.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"

namespace sessions {
class NavigationTaskId;
}

namespace tasks {

// This is a tab helper that collects navigation state information of a
// complex task.
class TaskTabHelper : public content::WebContentsObserver,
                      public content::WebContentsUserData<TaskTabHelper> { … };

}  // namespace tasks

#endif  // CHROME_BROWSER_COMPLEX_TASKS_TASK_TAB_HELPER_H_