Tests video contained in fullscreen element going into pip should exit fullscreen

Container div going into Full Screen
EXPECTED (document.webkitCurrentFullScreenElement == '[object HTMLDivElement]') OK
EXPECTED (video.webkitPresentationMode == 'inline') OK
Video going into Picture-in-Picture
Entered Picture-in-Picture from Full Screen
EXPECTED (document.webkitCurrentFullScreenElement == 'null') OK
EXPECTED (video.webkitPresentationMode == 'picture-in-picture') OK
END OF TEST