#ifndef CHROME_BROWSER_NAVIGATION_PREDICTOR_PRELOADING_MODEL_KEYED_SERVICE_H_
#define CHROME_BROWSER_NAVIGATION_PREDICTOR_PRELOADING_MODEL_KEYED_SERVICE_H_
#include <optional>
#include "base/functional/callback.h"
#include "base/task/cancelable_task_tracker.h"
#include "base/time/time.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/optimization_guide/machine_learning_tflite_buildflags.h"
class OptimizationGuideKeyedService;
class PreloadingModelHandler;
class PreloadingModelKeyedService : public KeyedService { … };
#endif