[whatwg] Undoscopes inside an editable region should ignored

[Ryosuke Niwa]

On Thu, Oct 13, 2011 at 7:06 PM, Ojan Vafai <ojan at chromium.org> wrote:
>
> When an element with an undoscope goes from editable to non-editable, does
> it then get a fresh undo stack? When it goes from non-editable to editable
> does it lose it's undo stack? I think the answer to both those questions
> should be yes, but I'm not 100% convinced.
>

For WebKit, this would mean that we must do style re-calc before each DOM
mutation because we won't be able to determine to which undo scope a node
belongs otherwise. I'm really sad about it but we don't seem to have a much
choice here.

- Ryosuke