feat: Corner Smoothing CSS rule (#45185)

* feat: Corner Smoothing

* Patch Blink to add CSS rule and Painting

* Add `system-ui` keyword

* Add `cornerSmoothingCSS` web preference

* Add tests

* Documentation

* fixup! Documentation

* fix: initialize smoothness value

* Use a 1.0 scale factor in tests

* Fix tests for CI

* Fix tests

* fixup! Merge branch 'main' into clavin/corner-smoothing

* Add code docs

* Document `system-ui` keyword values

* Address review comments

* fixup! Address review comments

* Address review comments

* Update patch to address upstream changes

The patch went from 694 lines to 505 lines, which is a 27.2% smaller!

* fixup! Update patch to address upstream changes
This commit is contained in:
Calvin 2025-03-24 09:46:12 -06:00 committed by GitHub
parent 9ec14b91e7
commit b75e802280
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
26 changed files with 1313 additions and 1 deletions

View file

@ -149,6 +149,7 @@
`WebContents` when the preferred size changes. Default is `false`.
* `transparent` boolean (optional) - Whether to enable background transparency for the guest page. Default is `true`. **Note:** The guest page's text and background colors are derived from the [color scheme](https://developer.mozilla.org/en-US/docs/Web/CSS/color-scheme) of its root element. When transparency is enabled, the text color will still change accordingly but the background will remain transparent.
* `enableDeprecatedPaste` boolean (optional) _Deprecated_ - Whether to enable the `paste` [execCommand](https://developer.mozilla.org/en-US/docs/Web/API/Document/execCommand). Default is `false`.
* `enableCornerSmoothingCSS` boolean (optional) _Experimental_ - Whether the [`-electron-corner-smoothing` CSS rule](../corner-smoothing-css.md) is enabled. Default is `true`.
[chrome-content-scripts]: https://developer.chrome.com/extensions/content_scripts#execution-environment
[runtime-enabled-features]: https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/platform/runtime_enabled_features.json5