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// Copyright 2020 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_PROFILES_KEEP_ALIVE_SCOPED_PROFILE_KEEP_ALIVE_H_
#define CHROME_BROWSER_PROFILES_KEEP_ALIVE_SCOPED_PROFILE_KEEP_ALIVE_H_
#include "base/memory/weak_ptr.h"
class Profile;
enum class ProfileKeepAliveOrigin;
// Prevents a Profile from getting destroyed before the browser shuts down, e.g.
// because there's a UI window or job in progress that needs the Profile. Use
// these objects with a unique_ptr for easy management.
//
// This does not affect BrowserProcess lifetime, so the browser can still shut
// down if the user asks for it (which will cause Profile deletion). If you
// don't want the browser to shut down, you should use a ScopedKeepAlive as
// well.
//
// This is a no-op when the DestroyProfileOnBrowserClose flag is disabled.
//
// This is only meant for non-OTR Profile. Trying to acquire a keepalive on an
// off-the-record Profile triggers a DCHECK.
class ScopedProfileKeepAlive {
public:
ScopedProfileKeepAlive(const Profile* profile, ProfileKeepAliveOrigin origin);
~ScopedProfileKeepAlive();
ScopedProfileKeepAlive(const ScopedProfileKeepAlive&) = delete;
ScopedProfileKeepAlive& operator=(const ScopedProfileKeepAlive&) = delete;
const Profile* profile() { return profile_.get(); }
ProfileKeepAliveOrigin origin() { return origin_; }
private:
// Called after the ScopedProfileKeepAlive has been deleted, so this is a
// static method where we pass parameters manually.
static void RemoveKeepAliveOnUIThread(base::WeakPtr<const Profile> profile,
ProfileKeepAliveOrigin origin);
const base::WeakPtr<const Profile> profile_;
const ProfileKeepAliveOrigin origin_;
};
#endif // CHROME_BROWSER_PROFILES_KEEP_ALIVE_SCOPED_PROFILE_KEEP_ALIVE_H_
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