[webkit-changes] [WebKit/WebKit] a09b0e: Unreviewed, reverting r257267 at main.

[Commit Queue]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: a09b0e916d55a2706661769e610c4370bd548301
      https://github.com/WebKit/WebKit/commit/a09b0e916d55a2706661769e610c4370bd548301
  Author: Commit Queue <commit-queue at webkit.org>
  Date:   2022-12-02 (Fri, 02 Dec 2022)

  Changed paths:
    M Source/WebCore/css/dialog.css
    M Source/WebCore/css/html.css

  Log Message:
  -----------
  Unreviewed, reverting r257267 at main.
https://bugs.webkit.org/show_bug.cgi?id=248669

performance bot data says this regressed again

Reverted changeset:

"::backdrop UA styles should be appended unconditionally"
https://bugs.webkit.org/show_bug.cgi?id=248456
https://commits.webkit.org/257267@main

Canonical link: https://commits.webkit.org/257298@main