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// Copyright 2022 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_TASK_MANAGER_PROVIDERS_WEB_CONTENTS_PRERENDER_TASK_H_
#define CHROME_BROWSER_TASK_MANAGER_PROVIDERS_WEB_CONTENTS_PRERENDER_TASK_H_
#include "base/memory/raw_ptr.h"
#include "chrome/browser/task_manager/providers/web_contents/renderer_task.h"
namespace content {
class RenderFrameHost;
} // namespace content
namespace task_manager {
class WebContentsTaskProvider;
// Defines a task manager entry for a Prerender2 rule.
class PrerenderTask : public RendererTask {
public:
explicit PrerenderTask(content::RenderFrameHost* render_frame_host,
WebContentsTaskProvider* task_provider);
PrerenderTask(const PrerenderTask&) = delete;
PrerenderTask& operator=(const PrerenderTask&) = delete;
~PrerenderTask() override;
// task_manager::Task:
base::WeakPtr<Task> GetParentTask() const override;
// task_manager::RendererTask:
void UpdateTitle() override;
void UpdateFavicon() override {}
private:
std::u16string GetTitle() const;
// |render_frame_host_| is guaranteed to outlive the task because the
// prerender2 task is deleted at |WebContentsEntry::RenderFrameDeleted| and
// |WebContentsEntry::RenderFrameHostStateChange|, and at both occasions the
// RFH is still alive.
const raw_ptr<content::RenderFrameHost> render_frame_host_;
// The provider has the same lifespan as the task manager.
const raw_ptr<WebContentsTaskProvider> task_provider_;
};
} // namespace task_manager
#endif // CHROME_BROWSER_TASK_MANAGER_PROVIDERS_WEB_CONTENTS_PRERENDER_TASK_H_
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