[webkit-changes] [WebKit/WebKit] f46815: [web-animations] support interpolation of <color> ...

[Antoine Quint]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f468157282274052408d0a96e6faf01be99776d8
      https://github.com/WebKit/WebKit/commit/f468157282274052408d0a96e6faf01be99776d8
  Author: Antoine Quint <graouts at apple.com>
  Date:   2022-12-15 (Thu, 15 Dec 2022)

  Changed paths:
    A LayoutTests/imported/w3c/web-platform-tests/css/css-properties-values-api/animation/custom-property-animation-color-expected.txt
    M LayoutTests/imported/w3c/web-platform-tests/css/css-properties-values-api/animation/custom-property-animation-color.html
    M Source/WebCore/animation/CSSPropertyAnimation.cpp

  Log Message:
  -----------
  [web-animations] support interpolation of <color> custom properties
https://bugs.webkit.org/show_bug.cgi?id=249400

Reviewed by Antti Koivisto.

* LayoutTests/imported/w3c/web-platform-tests/css/css-properties-values-api/animation/custom-property-animation-color-expected.txt: Added.
* LayoutTests/imported/w3c/web-platform-tests/css/css-properties-values-api/animation/custom-property-animation-color.html:
* Source/WebCore/animation/CSSPropertyAnimation.cpp:
(WebCore::blendSyntaxValues):
(WebCore::blendedCSSCustomPropertyValue):
(WebCore::blendCustomProperty):
(WebCore::CSSPropertyAnimation::propertyRequiresBlendingForAccumulativeIteration):

Canonical link: https://commits.webkit.org/257929@main