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// Copyright 2021 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_OPTIMIZATION_GUIDE_ANDROID_OPTIMIZATION_GUIDE_TAB_URL_PROVIDER_ANDROID_H_
#define CHROME_BROWSER_OPTIMIZATION_GUIDE_ANDROID_OPTIMIZATION_GUIDE_TAB_URL_PROVIDER_ANDROID_H_
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "components/optimization_guide/core/hints/tab_url_provider.h"
class Profile;
namespace optimization_guide {
namespace android {
// Implementation of OptimizationGuideTabUrlProvider that gets URLs from Android
// browser windows.
class OptimizationGuideTabUrlProviderAndroid
: public optimization_guide::TabUrlProvider {
public:
explicit OptimizationGuideTabUrlProviderAndroid(Profile* profile);
~OptimizationGuideTabUrlProviderAndroid() override;
// optimization_guide::TabUrlProvider:
const std::vector<GURL> GetUrlsOfActiveTabs(
const base::TimeDelta& duration_since_last_shown) override;
private:
friend class OptimizationGuideTabUrlProviderAndroidTest;
struct TabRepresentation {
TabRepresentation();
~TabRepresentation();
TabRepresentation(const TabRepresentation&);
// The URL displayed on the tab.
GURL url;
// The index of the tab model the tab is in.
size_t tab_model_index;
// The index of the tab within the tab model.
size_t tab_index;
// The time the tab was last active.
std::optional<base::TimeTicks> last_active_time;
};
// Sorts |tabs|. Sorts by descending last active time (if present) and then by
// its position in the tab model.
//
// Exposed for testing purposes.
void SortTabs(std::vector<TabRepresentation>* tabs);
// The profile associated with this tab URL provider.
raw_ptr<Profile> profile_;
};
} // namespace android
} // namespace optimization_guide
#endif // CHROME_BROWSER_OPTIMIZATION_GUIDE_ANDROID_OPTIMIZATION_GUIDE_TAB_URL_PROVIDER_ANDROID_H_
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