media: Use native video enum types in media mojo interfaces

services/video_capture/public/interfaces/video_capture_format_traits.h

Index: services/video_capture/public/interfaces/video_capture_format_traits.h
diff --git a/services/video_capture/public/interfaces/video_capture_format_traits.h b/services/video_capture/public/interfaces/video_capture_format_traits.h
index a33beb287b999155968d140c9a70abeaffa5005a..49b94af5bca8b9278d3f02ab69eac65a473556ea 100644
--- a/services/video_capture/public/interfaces/video_capture_format_traits.h
+++ b/services/video_capture/public/interfaces/video_capture_format_traits.h
@@ -22,9 +22,9 @@ struct StructTraits<video_capture::mojom::VideoCaptureFormatDataView,
     return format.frame_rate;
   }
 
-  static media::mojom::VideoFormat pixel_format(
+  static media::VideoPixelFormat pixel_format(
       const media::VideoCaptureFormat& format) {
-    return static_cast<media::mojom::VideoFormat>(format.pixel_format);
+    return format.pixel_format;
   }
 
   static video_capture::mojom::VideoPixelStorage pixel_storage(