Can you please request the Privacy, Debuggability, Testing, etc. reviews via chromestatus.com? Thank you.
On Wednesday, August 12, 2026 at 9:46:15 PM UTC-7 Chromestatus wrote: > *Contact emails* > [email protected] > > *Specification* > https://drafts.csswg.org/css-fonts-4/#font-width-prop > > *Summary* > Exposes the width attribute on FontFace and the @font-face font-width > descriptor as aliases for stretch and font-stretch. Aligns Chromium with > the updated CSS Font Loading and CSS Fonts 4 specifications. Developers can > now inspect or initialize font face widths using FontFace.width and CSS > font-width interchangeably with stretch and font-stretch. > > *Blink component* > Blink>CSS > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> > > *Web Feature ID* > font-width <https://webstatus.dev/features/font-width> > > *Motivation* > CSS Font Loading and CSS Fonts 4 define width as the primary FontFace > descriptor attribute and @font-face descriptor, while retaining stretch as > a legacy alias. Chromium previously ignored the width constructor member > and font-width descriptor, causing Web Platform Tests to fail. Exposing > width aligns Chromium with the updated specification. > > *Initial public proposal* > *No information provided* > > *TAG review* > Not needed - Small spec-alignment bug fix. > > *TAG review status* > Not applicable > > *Goals for experimentation* > None > > *Risks* > > > *Interoperability and Compatibility* > Low risk. Fixes failing Web Platform Tests and aligns Chromium with the > updated CSS Font Loading and CSS Fonts 4 specifications. > > *Gecko*: Shipped/Shipping ( > https://wpt.fyi/results/css/css-font-loading/font-face-width-descriptor-aliasing.html) > Firefox > passes the test. > > *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. It is strictly additive aliasing for existing stretch functionality. > > > *Debuggability* > No special DevTools debugging support required. Standard CSS descriptor > inspection applies. > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > Yes > Supported in Blink CSS core. > > *Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* > Yes > > https://wpt.fyi/results/css/css-font-loading/font-face-width-descriptor-aliasing.html > > *Flag name on about://flags* > *No information provided* > > *Finch feature name* > *No information provided* > > *Non-finch justification* > Waterfall rollout without Finch flag. > > *Rollout plan* > Will ship enabled for all users > > *Requires code in //chrome?* > False > > *Tracking bug* > https://issues.chromium.org/issues/543938492 > > *Measurement* > None > > *Availability expectation* > Feature is available on Web Platform Baseline within 12 months of launch > in Chrome. > > *Adoption expectation* > Feature is considered a best practice for configuring font face width > descriptors within 12 months of reaching Web Platform baseline. > > *Adoption plan* > Web Platform Tests (WPT) have been added to ensure cross-browser > interoperability. MDN documentation will be updated to reflect > FontFace.width as the standard descriptor. > > *Non-OSS dependencies* > > Does the feature depend on any code or APIs outside the Chromium open > source repository and its open-source dependencies to function? > No > > *Estimated milestones* > Shipping on desktop 153 > Shipping on Android 153 > Shipping on WebView 153 > > *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). > None > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/5145402365050880?gate=5525688097570816 > > 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 visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/c6166a59-9b75-404d-881c-494bfa081edan%40chromium.org.
