#ifndef CHROME_BROWSER_UI_VIEWS_MEDIA_PREVIEW_CAMERA_PREVIEW_VIDEO_STREAM_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_MEDIA_PREVIEW_CAMERA_PREVIEW_VIDEO_STREAM_VIEW_H_
#include "base/memory/scoped_refptr.h"
#include "components/viz/common/gpu/context_lost_observer.h"
#include "components/viz/common/gpu/raster_context_provider.h"
#include "media/base/video_frame.h"
#include "media/renderers/paint_canvas_video_renderer.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/view.h"
class VideoStreamView : public views::View, public viz::ContextLostObserver { … };
#endif