Intent to Prototype: Sec-CH-UA-Form-Factor client hint

[Dustin Mitchell]

Contact emails

djmi...@chromium.org

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

Summary

This hint indicates the "form-factor" of the user-agent / device, so that the site can tailor its response.

Blink component

Blink>Network

Motivation

We would like to allow sites to customize resources and presentation based on the form factor of the user's device, giving the user the best experience of the site.

Initial public proposal

https://github.com/WICG/ua-client-hints/issues/333

Search tags

ua-ch, uach, form-factor

TAG review

None

TAG review status

Pending

Risks

Interoperability and Compatibility

None

Gecko: No signal

WebKit: No signal

Web developers: No signals

Other signals:

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?

None

Debuggability

None

Is this feature fully tested by web-platform-tests?

No

Flag name on chrome://flags

None

Finch feature name

ClientHintsFormFactor

Non-finch justification

None

Requires code in //chrome?

True

Tracking bug

https://bugs.chromium.org/p/chromium/issues/detail?id=1442283

Launch bug

https://launch.corp.google.com/launch/4258684

Estimated milestones

No milestones specified

Link to entry on the Chrome Platform Status

https://chromestatus.com/feature/5162545698045952

This intent message was generated by Chrome Platform Status.