[webkit-changes] [WebKit/WebKit] 85db9e: [IFC][out-of-flow] Do not mark out-of-flow rendere...

[Alan Baradlay]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 85db9e0e24d83eb3d4baef8d045a8567b7a55409
      https://github.com/WebKit/WebKit/commit/85db9e0e24d83eb3d4baef8d045a8567b7a55409
  Author: Alan Baradlay <zalan at apple.com>
  Date:   2023-05-06 (Sat, 06 May 2023)

  Changed paths:
    A LayoutTests/fast/inline/nested-absolute-positioned-dynamic-assert-expected.txt
    A LayoutTests/fast/inline/nested-absolute-positioned-dynamic-assert.html
    M Source/WebCore/layout/integration/inline/LayoutIntegrationLineLayout.cpp

  Log Message:
  -----------
  [IFC][out-of-flow] Do not mark out-of-flow renderer dirty unless its static position changes
https://bugs.webkit.org/show_bug.cgi?id=256327
<rdar://108857577>

Reviewed by Antti Koivisto.

Out-of-flow renderers are usually already marked dirty when we get here, this is just an extra correctness measurement to make sure they stay dirty when their static position changes.

* LayoutTests/fast/inline/nested-absolute-positioned-dynamic-assert-expected.txt: Added.
* LayoutTests/fast/inline/nested-absolute-positioned-dynamic-assert.html: Added.
* Source/WebCore/layout/integration/inline/LayoutIntegrationLineLayout.cpp:
(WebCore::LayoutIntegration::LineLayout::updateRenderTreePositions):

Canonical link: https://commits.webkit.org/263761@main