[webkit-changes] [WebKit/WebKit] 467457: Unreviewed, revert [257194 at main] Support ::backdro...

[Yusuke Suzuki]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 4674572f2f9f21b46c91b92298847cb2db6e2efc
      https://github.com/WebKit/WebKit/commit/4674572f2f9f21b46c91b92298847cb2db6e2efc
  Author: Yusuke Suzuki <ysuzuki at apple.com>
  Date:   2022-12-01 (Thu, 01 Dec 2022)

  Changed paths:
    M Source/WebCore/css/dialog.css
    M Source/WebCore/css/html.css
    M Source/WebCore/rendering/updating/RenderTreeUpdaterGeneratedContent.cpp

  Log Message:
  -----------
  Unreviewed, revert [257194 at main] Support ::backdrop renderer on all elements
https://bugs.webkit.org/show_bug.cgi?id=248456
rdar://102748281

Manually reverting this patch since commit-queue does not process it in https://bugs.webkit.org/show_bug.cgi?id=248640.

* Source/WebCore/css/dialog.css:
(::backdrop):
* Source/WebCore/css/html.css:
(::backdrop): Deleted.
* Source/WebCore/rendering/updating/RenderTreeUpdaterGeneratedContent.cpp:
(WebCore::RenderTreeUpdater::GeneratedContent::updateBackdropRenderer):

Canonical link: https://commits.webkit.org/257263@main