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// Copyright 2012 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_UI_BROWSER_INSTANT_CONTROLLER_H_
#define CHROME_BROWSER_UI_BROWSER_INSTANT_CONTROLLER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "build/build_config.h"
#include "chrome/browser/search/search_engine_base_url_tracker.h"
#include "chrome/browser/ui/search/instant_controller.h"
#if BUILDFLAG(IS_ANDROID)
#error "Instant is only used on desktop";
#endif
class Profile;
class TabStripModel;
// BrowserInstantController is responsible for reloading any Instant tabs (which
// today just means NTPs) when the default search provider changes. This can
// happen when the user chooses a different default search engine, or when the
// Google base URL changes while Google is the default search engine.
class BrowserInstantController {
public:
BrowserInstantController(Profile* profile, TabStripModel* tab_strip_model);
BrowserInstantController(const BrowserInstantController&) = delete;
BrowserInstantController& operator=(const BrowserInstantController&) = delete;
~BrowserInstantController();
private:
void OnSearchEngineBaseURLChanged(
SearchEngineBaseURLTracker::ChangeReason change_reason);
const raw_ptr<Profile> profile_;
const raw_ptr<TabStripModel> tab_strip_model_;
InstantController instant_;
std::unique_ptr<SearchEngineBaseURLTracker> search_engine_base_url_tracker_;
};
#endif // CHROME_BROWSER_UI_BROWSER_INSTANT_CONTROLLER_H_
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