LGTM3 On Wed, May 27, 2026 at 8:11 AM Alex Russell <[email protected]> wrote:
> 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 > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/a339580c-728f-45cf-b666-13a8e196d5e0n%40chromium.org?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 visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAOMQ%2Bw-B2jnqDJ0%3DEpwj2Ky8bkP8rszo%2BHodTyf%2BsSAzmoO2dw%40mail.gmail.com.
