[webkit-changes] [WebKit/WebKit] 20515f: RenderLayer::resize incorrectly assumes all elemen...

[Anne van Kesteren]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 20515f132f54c5e6bc2d6da81e2e6bb478880c48
      https://github.com/WebKit/WebKit/commit/20515f132f54c5e6bc2d6da81e2e6bb478880c48
  Author: Anne van Kesteren <annevk at annevk.nl>
  Date:   2024-12-16 (Mon, 16 Dec 2024)

  Changed paths:
    A LayoutTests/fast/css/resize-crash-expected.txt
    A LayoutTests/fast/css/resize-crash.html
    M LayoutTests/fast/css/resize-mutation-observer.html
    M LayoutTests/platform/ios/TestExpectations
    M Source/WebCore/rendering/RenderLayer.cpp

  Log Message:
  -----------
  RenderLayer::resize incorrectly assumes all elements are a StyledElement
https://bugs.webkit.org/show_bug.cgi?id=284688

Reviewed by Tim Nguyen.

Also adopt some safe pointers in this method.

* LayoutTests/fast/css/resize-crash-expected.txt: Added.
* LayoutTests/fast/css/resize-crash.html: Added.
* LayoutTests/fast/css/resize-mutation-observer.html:

Cleanup copypasta in this test a bit while here.

* LayoutTests/platform/ios/TestExpectations:
* Source/WebCore/rendering/RenderLayer.cpp:
(WebCore::RenderLayer::resize):

Canonical link: https://commits.webkit.org/287868@main



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