Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 40e4a4391283399f73e147f0f1d9c9654460f92b
      
https://github.com/WebKit/WebKit/commit/40e4a4391283399f73e147f0f1d9c9654460f92b
  Author: Alice Boxhall <al...@igalia.com>
  Date:   2025-03-28 (Fri, 28 Mar 2025)

  Changed paths:
    A 
LayoutTests/accessibility/shadow-dom/reference-target/mac/aria-activedescendant-expected.txt
    A 
LayoutTests/accessibility/shadow-dom/reference-target/mac/aria-activedescendant.html
    M LayoutTests/platform/glib/TestExpectations
    M Source/WebCore/accessibility/AXObjectCache.cpp
    M Source/WebCore/accessibility/AXObjectCache.h
    M Source/WebCore/dom/ShadowRoot.cpp

  Log Message:
  -----------
  Ensure updating referenceTarget updates the accessibility tree appropriately.
https://bugs.webkit.org/show_bug.cgi?id=290440

Reviewed by Tyler Wilcock and Ryosuke Niwa.

This introduces a method on AXObjectCache to mark relations dirty when a 
referenceTarget value is changed.

* 
LayoutTests/accessibility/shadow-dom/reference-target/mac/aria-activedescendant-expected.txt:
 Added.
* 
LayoutTests/accessibility/shadow-dom/reference-target/mac/aria-activedescendant.html:
 Added.
* LayoutTests/platform/glib/TestExpectations:
* Source/WebCore/accessibility/AXObjectCache.cpp:
(WebCore::AXObjectCache::handleReferenceTargetChanged):
* Source/WebCore/accessibility/AXObjectCache.h:
* Source/WebCore/dom/ShadowRoot.cpp:
(WebCore::ShadowRoot::setReferenceTarget):

Canonical link: https://commits.webkit.org/292817@main



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