While it wouldn’t be native, wondering if anyone had looked at this: http://www.chromium.org/developers/design-documents/ozone
Could make porting Chromium to Haiku easier perhaps?
Just the other day I was amusing myself with approximately the same idea. I tried to think about a reason that more big-line applications haven’t provided such an abstraction. Very interesting concept … maybe it’s being driven now by the current market context and the broader device market, especially in mobile …