// 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.
#import "ios/chrome/browser/follow/model/follow_service_observer.h"
#import <ostream>
#import "base/check.h"
FollowServiceObserver::FollowServiceObserver() = default;
FollowServiceObserver::~FollowServiceObserver() {
DCHECK(!IsInObserverList())
<< "FollowServiceObserver needs to be unregistered before destruction!";
}