#ifndef COMPONENTS_VIZ_TEST_FAKE_SURFACE_OBSERVER_H_
#define COMPONENTS_VIZ_TEST_FAKE_SURFACE_OBSERVER_H_
#include "base/containers/flat_set.h"
#include "base/scoped_observation.h"
#include "components/viz/common/frame_sinks/begin_frame_args.h"
#include "components/viz/common/surfaces/surface_id.h"
#include "components/viz/common/surfaces/surface_info.h"
#include "components/viz/service/surfaces/surface_observer.h"
namespace viz {
class SurfaceManager;
class FakeSurfaceObserver : public SurfaceObserver { … };
}
#endif