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Re: [NavigationTiming] PerformanceTiming#dom* attributes are poorly defined.

From: Ilya Grigorik <igrigorik@google.com>
Date: Wed, 26 Aug 2015 14:12:02 -0700
Message-ID: <CADXXVKpUF2ndjkaFmBvPY_PfHxcVfb1+xOexYuuoosdWMOhL_A@mail.gmail.com>
To: Ms2ger <ms2ger@gmail.com>
Cc: "public-web-perf@w3.org" <public-web-perf@w3.org>
Discussed this on the call today, need additional feedback. Please take a
look here:
https://github.com/w3c/navigation-timing/issues/35

thanks!

On Thu, Aug 20, 2015 at 3:17 AM, Ms2ger <ms2ger@gmail.com> wrote:

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> Hi all,
>
> For example:
>
> > domLoading attribute
> >
> > This attribute must return the time immediately before the user
> > agent sets the current document readiness to "loading".
>
> or in the Processing Model:
>
> > Record the time as domLoading immediately before the user agent
> > sets the current document readiness to "loading".
>
> The "current document readiness" of what? I'm willing to accept that a
> PerformanceTiming object has an implicit reference to the Window
> through the Performance object from which it was retrieved (though
> that should be clarified too), but even if there is a 1-to-1 mapping
> from the Window object to the Document object in general, there are
> exceptions.
>
> This issue is present both in
> <https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/NavigationTiming/Over
> view.html>
> and <http://w3c.github.io/navigation-timing/>.
>
> Looking forward to a clarification
> Ms2ger
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Received on Wednesday, 26 August 2015 21:13:09 UTC

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