[webkit-changes] [WebKit/WebKit] de1ad6: Map align='abscenter' to vertical-align: middle

[Ahmad Saleem]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: de1ad6893e6e2dd353c5b44ca03c900e1e68a67b
      https://github.com/WebKit/WebKit/commit/de1ad6893e6e2dd353c5b44ca03c900e1e68a67b
  Author: Ahmad Saleem <ahmad.saleem792+github at gmail.com>
  Date:   2023-05-08 (Mon, 08 May 2023)

  Changed paths:
    M LayoutTests/imported/w3c/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/align-expected.txt
    M LayoutTests/imported/w3c/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/embedded-and-images-presentational-hints-ascii-case-insensitive-expected.txt
    M Source/WebCore/html/HTMLElement.cpp

  Log Message:
  -----------
  Map align='abscenter' to vertical-align: middle

https://bugs.webkit.org/show_bug.cgi?id=256500

Reviewed by Ryosuke Niwa.

This patch aligns WebKit with Web-Spec [1], Blink / Chromium and Gecko / Firefox.

Web-Spec: https://html.spec.whatwg.org/multipage/rendering.html#attributes-for-embedded-content-and-images

This patch map 'abscenter' to vertical-align: middle.

Merge: https://chromium.googlesource.com/chromium/src/+/468b59212b185a87c92c45ccfec93589bf10b17c

* Source/WebCore/html/HTMLElement.cpp:
(HTMLElement::applyAlignmentAttributeToStyle): As above
* LayoutTests/imported/w3c/web-platform-tests/html/rendering/embedded-and-images-presentational-hints-ascii-case-insensitive-expected.txt: Rebaselined
* LayoutTests/imported/w3c/web-platform-tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/align-expected.txt: Rebaselined

Canonical link: https://commits.webkit.org/263852@main