LGTM2 On Wednesday, May 27, 2026 at 6:53:02 AM UTC-7 Yoav Weiss wrote:
> LGTM1 > > On Wednesday, May 27, 2026 at 5:39:41 AM UTC+2 Chromestatus wrote: > >> *Contact emails* >> [email protected], [email protected] >> >> *Specification* >> >> https://drafts.csswg.org/css-backgrounds-4/#valdef-background-clip-border-area >> >> >> *Summary* >> Implements the border-area value for the CSS background-clip property, as >> defined in CSS Backgrounds Level 4. background-clip: border-area clips an >> element's background to the area painted by its border strokes, taking >> border-width and border-style into account while ignoring transparency from >> border-color. This enables gradient borders without border-image. WebKit >> already ships this feature; this implementation brings Chromium to parity. >> >> *Blink component* >> Blink>CSS >> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> >> >> *Web Feature ID* >> background-clip-border-area >> <https://webstatus.dev/features/background-clip-border-area> >> >> *Motivation* >> There is currently no ergonomic way to clip a background to the visible >> border geometry in CSS. Authors who want gradient or image borders must use >> border-image, which is complex, overrides other border styling, and does >> not compose well with other properties. The border-area clip value provides >> a clean, declarative solution to this problem. WebKit already ships this >> feature, and it is part of the actively developed CSS Backgrounds Level 4 >> specification. >> >> *Initial public proposal* >> *No information provided* >> >> *TAG review* >> *No information provided* >> >> *TAG review status* >> Not applicable >> >> *Goals for experimentation* >> None >> >> *Risks* >> >> >> *Interoperability and Compatibility* >> *No information provided* >> >> *Gecko*: No signal ( >> https://github.com/mozilla/standards-positions/issues/1397) >> >> *WebKit*: Shipped/Shipping ( >> https://webkit.org/blog/16214/background-clip-border-area) >> >> *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? >> *No information provided* >> >> >> *Debuggability* >> *No information provided* >> >> *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 >> >> >> *Flag name on about://flags* >> *No information provided* >> >> *Finch feature name* >> CSSBackgroundClipBorderArea >> >> *Rollout plan* >> Will ship enabled for all users >> >> *Requires code in //chrome?* >> False >> >> *Tracking bug* >> https://issues.chromium.org/issues/329302543 >> >> *Estimated milestones* >> Shipping on desktop 150 >> Shipping on Android 150 >> Shipping on WebView 150 >> >> *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 information provided* >> >> *Link to entry on the Chrome Platform Status* >> https://chromestatus.com/feature/6234471210811392?gate=4732230498910208 >> >> *Links to previous Intent discussions* >> Intent to Prototype: >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/69bbc3c0.050a0220.1a988.00f7.GAE%40google.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 visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/a339580c-728f-45cf-b666-13a8e196d5e0n%40chromium.org.
