1. documentpictureinpicture api

2. documentpictureinpictureevent api

3. documentpictureinpictureevent api: `documentpictureinpictureevent()` constructor

4. documentpictureinpictureevent api: window

5. documentpictureinpicture api: `enter` event

6. documentpictureinpicture api: requestwindow

7. documentpictureinpicture api: window

8. document api: exitpictureinpicture

9. document api: pictureinpictureelement

10. document api: pictureinpictureenabled

11. window api: documentpictureinpicture