Page Visibility updates and proposed hooks

Given the lack of support to change Page Visibility behavior, I reverted
Page Visibility 2 back to the definitions from Page Visibility 1:

If the implementations change, we can always change again but PV2 was
misleading otherwise.

It does have implications for the definition of requestAnimationFrame
that we should deal with that lack of interop separately unfortunately.

I'd like a +1 for the following proposed change as well:


Received on Wednesday, 4 February 2015 16:36:55 UTC