LGTM1 On Wed, Feb 21, 2024 at 8:25 AM 'Dustin Mitchell' via blink-dev < [email protected]> wrote:
> Thanks for the comments! > > On Tue, Feb 20, 2024 at 11:10 AM Vladimir Levin <[email protected]> > wrote: > >> >> >> On Tue, Feb 20, 2024 at 7:06 AM 'Dustin Mitchell' via blink-dev < >> [email protected]> wrote: >> >>> Contact [email protected] >>> >>> Explainer >>> https://github.com/djmitche/web-explainers/blob/main/sec-ch-ua-form-factor.md >>> >>> Specification >>> https://wicg.github.io/ua-client-hints/#sec-ch-ua-form-factor >>> >>> Design docs >>> >>> https://github.com/djmitche/web-explainers/blob/main/sec-ch-ua-form-factor.md >>> >>> Summary >>> >>> This hint indicates the "form-factor" of the user-agent / device, so >>> that the site can tailor its response. >>> >>> >>> Blink componentBlink>Network >>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ENetwork> >>> >>> Search tagsua-ch <https://chromestatus.com/features#tags:ua-ch>, uach >>> <https://chromestatus.com/features#tags:uach>, form-factor >>> <https://chromestatus.com/features#tags:form-factor> >>> >>> TAG reviewThis feature simply adds a new hint to the existing set of >>> hints, containing data that was previously represented in the user-agent >>> string. >>> >> >> Although this info may be available, I suspect this can be a new channel >> of information for clients that override the user-agent string or where >> this information isn't provided in the user-agent string. I don't believe >> this to be a problem, but just something to consider >> > > That's a good point, and likely needs to be considered for all client > hints. Do you think it's worth adding an issue in > https://github.com/WICG/ua-client-hints to track this? > > >> >>> >>> >>> TAG review statusNot applicable >>> >>> Risks >>> >>> >>> Interoperability and Compatibility >>> >>> If other browsers do not implement this hint, then the information will >>> only be available in Chrome, and other browsers will implicitly return an >>> empty value. >>> >>> >>> *Gecko*: No signal >>> >>> *WebKit*: No signal >>> >> >> Can you please file requests for positions for both Gecko and WebKit? >> > > Gecko: https://mozilla.github.io/standards-positions/#ua-client-hints > Webkit: > https://lists.webkit.org/pipermail/webkit-dev/2024-February/032618.html > > >> >> >>> *Web developers*: No signals >>> >>> *Other signals*: >>> >>> Ergonomics >>> >>> None - this fits with existing, similar client hints. >>> >>> >>> Activation >>> >>> No activation risks - developers will always need to handle the >>> situation where this hint is unavailable. >>> >>> >>> Security >>> >>> None >>> >>> >>> WebView application risks >>> >>> Does this intent deprecate or change behavior of existing APIs, such >>> that it has potentially high risk for Android WebView-based applications? >>> >>> No change to existing behavior; this adds a new hint which sites must >>> opt in to. Killswitch is available: ClientHintsFormFactor >>> >>> >>> Debuggability >>> >>> No changes in the checklist apply. >>> >>> >>> Will this feature be supported on all six Blink platforms (Windows, Mac, >>> Linux, ChromeOS, Android, and Android WebView)?Yes >>> >>> Is this feature fully tested by web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> >>> ?Yes >>> >>> Included in existing tests for other client hints: >>> https://wpt.fyi/results/html/webappapis/system-state-and-capabilities/the-navigator-object/navigator_user_agent.https.html?label=experimental&label=master&aligned >>> https://wpt.fyi/results/workers/WorkerNavigator_userAgentData.https.html?label=experimental&label=master&aligned >>> >>> >>> DevTrial instructions >>> https://github.com/djmitche/web-explainers/blob/main/sec-ch-ua-form-factor-howto.md >>> >>> Flag name on chrome://flagsNone >>> >>> Finch feature nameClientHintsFormFactor >>> >>> Requires code in //chrome?True >>> >>> Tracking bug >>> https://bugs.chromium.org/p/chromium/issues/detail?id=1442283 >>> >>> Launch bughttps://launch.corp.google.com/launch/4258684 >>> >>> MeasurementNone >>> >>> Availability expectationFeature is available only in Chromium browsers >>> for the foreseeable future. >>> >>> Adoption expectationFeature is used by specific partner(s) to provide >>> functionality within 12 months of launch in Chrome. >>> >>> Adoption planNew form-factors will add additional strings to this hint, >>> within the values given in the draft spec. The ClientHintsXRFormFactor >>> gates one such addition. >>> >>> Estimated milestones >>> Shipping on desktop 123 >>> DevTrial on desktop 122 >>> Shipping on Android 123 >>> DevTrial on Android 122 >>> Shipping on WebView 123 >>> >>> Anticipated spec changes >>> >>> Open questions about a feature may be a source of future web compat or >>> interop issues. Please list open issues (e.g. links to known github issues >>> in the project for the feature specification) whose resolution may >>> introduce web compat/interop risk (e.g., changing to naming or structure of >>> the API in a non-backward-compatible way). >>> No open issues >>> >>> Link to entry on the Chrome Platform Status >>> https://chromestatus.com/feature/5162545698045952 >>> >>> Links to previous Intent discussionsIntent to prototype: >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALMtyTTPUMfjo2v9s%3DKMALpS5MUcicvpM2ycNtz6GbRZ9JOaXQ%40mail.gmail.com >>> >>> This intent message was generated by Chrome Platform Status >>> <https://chromestatus.com/>. >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "blink-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALMtyTRPFmmHkrk24dSby%2B1bqTft%3DtUG-btxP_bg4Ckx4DNarw%40mail.gmail.com >>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALMtyTRPFmmHkrk24dSby%2B1bqTft%3DtUG-btxP_bg4Ckx4DNarw%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALMtyTRYw4Rs1rgusWkWVBV12RmiLq6h4k4Ku1oCAVF7%2B86MHA%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALMtyTRYw4Rs1rgusWkWVBV12RmiLq6h4k4Ku1oCAVF7%2B86MHA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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