chromium/services/video_capture/README.md

`services/video_capture` facilitates access to native video capture devices such as webcams and built-in cameras.

See the [service design
document](https://docs.google.com/document/d/1Qw7rw1AJy0QHXjha36jZNiEuxsxWslJ_X-zpOhijvI8) for more detailed information.