[webkit-changes] [WebKit/WebKit] 775f16: Sync `munder` & `mover` (font-size: inherit) UA st...

[Ahmad Saleem]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 775f16a37adca5f1c20f3739fd39e8086bc3341d
      https://github.com/WebKit/WebKit/commit/775f16a37adca5f1c20f3739fd39e8086bc3341d
  Author: Ahmad Saleem <ahmad.saleem792+github at gmail.com>
  Date:   2024-02-07 (Wed, 07 Feb 2024)

  Changed paths:
    M LayoutTests/TestExpectations
    M LayoutTests/platform/glib/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt
    M LayoutTests/platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt
    M LayoutTests/platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt
    M LayoutTests/platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt
    M Source/WebCore/css/mathml.css

  Log Message:
  -----------
  Sync `munder` & `mover` (font-size: inherit) UA stylesheet rule as per MathML Spec

https://bugs.webkit.org/show_bug.cgi?id=268853

Reviewed by Frédéric Wang.

This patch is to align WebKit with Web-Specification [1]:

[1] https://w3c.github.io/mathml-core/#user-agent-stylesheet

This patch is to sync UA rule of `font-size` as 'inherit' for `munder`
and `mover` with accent as `true` with nth-child of certain depth.

* Source/WebCore/css/mathml.css:
* LayoutTests/TestExpectations: Remove now passing test
* LayoutTests/platform/mac-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Rebaselined
* LayoutTests/platform/mac-wk1/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Rebaselined
* LayoutTests/platform/ios-wk2/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Rebaselined
* LayoutTests/platform/glib/imported/w3c/web-platform-tests/mathml/relations/css-styling/scriptlevel-001-expected.txt: Rebaselined

Canonical link: https://commits.webkit.org/274212@main