Re: [ResourcePriorities] Blocking content resources on CSS properties

On Wed, Nov 6, 2013 at 11:04 AM, Boris Zbarsky <> wrote:
> On 11/6/13 1:41 PM, Tab Atkins Jr. wrote:
>> Nah, I'm fine with applying it to content resources, with the caveat
>> outlined above that UAs may ignore it and preload anyway during the
>> initial load
> I'm not, because this requires UAs to synchronously perform style
> computation after onload in cases when they don't have to do it right now...
> and we don't want to require that sort of thing synchronously. It's
> especially bad in subframes, where style computation means doing a sync
> layout on the ancestor document and all its ancestors because that affects
> media queries which affects style computations...

That's a new argument from what was expressed before, and is quite reasonable.


Received on Wednesday, 6 November 2013 19:17:53 UTC