[whatwg] allowfullscreen vs sandbox="allow-fullscreen", and mimicking for pointer lock

[Robert O'Callahan]

On Wed, Aug 1, 2012 at 10:33 AM, Adam Barth <w3c at adambarth.com> wrote:

> It's not clear to me from the spec how the allowfullscreen attribute
> works.  It appears to be mentioned only in the security and privacy
> considerations section.  For example, suppose I have three frames:
>
> Main frame: a.html
>   -> <iframe src="b.html">
>     -> <iframe src="c.html" allowfullscreen>
>
> Can c.html go full screen?  Where is that specified?
>

The intent is that no, it can't. You're right that this is currently
unspecified.

Rob
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