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Re: HTML5 CR "at risk" features

From: Sam Ruby <rubys@intertwingly.net>
Date: Sat, 12 Apr 2014 06:31:32 -0400
Message-ID: <53491604.3050309@intertwingly.net>
To: public-html@w3.org
On 04/11/2014 09:41 PM, Silvia Pfeiffer wrote:
> On Thu, Apr 10, 2014 at 11:47 PM, Paul Cotton <Paul.Cotton@microsoft.com> wrote:
>> The HTML WG F2F meeting reviewed the HTML 5.0  CR [1] "at risk" features in
>> preparation of publishing an HTML 5.0 heartbeat publication and eventually a
>> Last Call with some material removed from the HTML 5.0 specification.  This
>> email is an attempt to summarize the recommendations of the F2F meeting.
>> The definitive description of the discussions and recommendations is in the
>> F2F minutes [2-3].
>>
>>
>>
>> Bug 24812 was previously opened to cover the CR "at risk" features which
>> were identified in the original HTML5 CR publication [1]:
>>
>> https://www.w3.org/Bugs/Public/show_bug.cgi?id=24812
>>
>> This bug will eventually be updated with the recommendations of the meeting
>> so that we have a definitive record of the results of the discussions and so
>> that HTML WG members not at the F2F meeting can register their support or
>> dissent on the recommended removals.
>>
>>
>>
>> First I will provide a summary of the HTML5 CR [1] "at risk" features and
>> how the F2F meeting dealt with them.  Note that the features that are
>> removed from HTML 5.0 will be retained in HTML 5.1.
>>
>>
>>
>> HTML5 CR specification
>> http://www.w3.org/TR/2014/CR-html5-20140204/
>>
>> "The following features are at risk and may be removed due to lack of
>> implementation.
>>
>> Application Cache - Do not remove
>> <dialog> - Remove
>> <details> and <summary> - Remove
>> <input type=color> - Do not remove
>> <input type=datetime>, <input type=month>, <input type=week>, <input
>> type=time>, <input type=datetime-local>  - Remove except for <input
>> type=time>
>> <output> - Do not remove
>> <style scoped> - Remove
>> <iframe seamless> - Remove
>> Custom scheme and content handlers (registerProtocolHandler and
>> registerContentHandler) - Do not remove (remove only
>> isContentHandlerRegistered, isProtocolHandlerRegistered)
>> Outline algorithm - Do not remove
>> UA mechanism for navigating to resources linked to in cite="", see Bug 18915
>> for more. - Remove
>>
>> Second I will provide a modified list of the material that Robin proposed
>> for items to be removed as discussed by the HTML WG F2F meeting:
>> https://www.w3.org/html/wg/wiki/HTML5.0AtRiskFeatures#HTML_5.0_Features_at_Risk
>>
>> Features to remove in LC
>>
>> <details>/<summary> - From CR "at risk" features
>> <dialog> - From CR "at risk" features
>>   :dir(), :valid, :invalid pseudoclass - Discussed at F2F meeting
>> <iframe seamless> - From CR "at risk" features
>> isContentHandlerRegistered, isProtocolHandlerRegistered - From CR "at risk"
>> features
>> input types datetime, datetime-local, week, month, time - From CR "at risk"
>> features
>> reportValidity - Discussed at F2F meeting
>> <style scoped> - From CR "at risk" features
>> XMLDocument.load - Discussed at F2F meeting (The Editors are considering if
>> this should remain in HTML 5.1)
>>
>> Features at risk in LC
>>
>> DataCue - Discussed at F2F meeting
>>   :valid, :invalid (need to review
>> http://www.w3c-test.org/html/semantics/selectors/pseudo-classes/valid-invalid.html)
>> - Discussed at F2F meeting
>> New ruby model - Discussed at F2F meeting
>> HTMLMediaElement.addTextTrack - Discussed at F2F meeting
>
> I tried to find out from the minutes why addTextTrack is at risk, but
> it was only mentioned without reasons.

 From http://www.w3.org/2014/04/09-html-wg-minutes.html :

... lots of failures on HTMLMediaElement.addTextTrack
... mostly failing at the moment

> Could somebody please explain the reasons?
>
> Thanks,
> Silvia.

- Sam Ruby

>> input type time - Discussed at F2F meeting
>>
>> /paulc
>>
>>
>>
>> [1] http://www.w3.org/TR/2014/CR-html5-20140204/
>>
>> [2] http://www.w3.org/2014/04/08-html-wg-minutes.html
>>
>> [3] http://www.w3.org/2014/04/09-html-wg-minutes.html
>>
>>
>>
>> Paul Cotton, Microsoft Canada
>>
>> 17 Eleanor Drive, Ottawa, Ontario K2E 6A3
>>
>> Tel: (425) 705-9596 Fax: (425) 936-7329
>>
>>
>>
>>
>>
>>
>>
>>
>
Received on Saturday, 12 April 2014 10:32:00 UTC

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