Right now we seem to have only moz-prefixed properties. I think we should add non-prefixed ones and warn about use of prefixed ones, and then eventually remove the prefixed properties.
Chrome seems to have both webkitMovementX/Y and movementX/Y.
Created attachment 8606559 [details] [diff] [review] event_movement.diff Somewhat minimal testing, and I'll add PointerEvents tests elsewhere. https://treeherder.mozilla.org/#/jobs?repo=try&revision=106d75834030
Comment on attachment 8606559 [details] [diff] [review] event_movement.diff Looks okay. Sorry for the delay due to my bad condition :-(
There was no bad delay, and hopefully you're feeling better.
Looks like wpt has some unexpected pass -tests.
Backed out for frequent test_bug301397.xul failures. https://treeherder.mozilla.org/logviewer.html#?job_id=9975713&repo=mozilla-inbound
That doesn't really make sense.
Sorry, they turned out to be from bug 1162088, not you. I'll re-land.
Doc updated: https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/movementX https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/movementY and https://developer.mozilla.org/en-US/Firefox/Releases/41