[webkit-changes] [WebKit/WebKit] cbe053: AX: Fix for active-descendant-changes-result-in-fo...

[AndresGonzalezApple]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: cbe05390f6aece8c181d24217472d69eaa4ec918
      https://github.com/WebKit/WebKit/commit/cbe05390f6aece8c181d24217472d69eaa4ec918
  Author: Andres Gonzalez <andresg_22 at apple.com>
  Date:   2023-06-12 (Mon, 12 Jun 2023)

  Changed paths:
    M Source/WebCore/accessibility/AXObjectCache.cpp
    M Source/WebCore/accessibility/AXObjectCache.h

  Log Message:
  -----------
  AX: Fix for active-descendant-changes-result-in-focus-changes.html in isolated tree mode.
https://bugs.webkit.org/show_bug.cgi?id=257909
<rdar://problem/110544948>

Reviewed by Tyler Wilcock.

The last test case in this test was failing because if the aria-activedescendant attribute is removed, then focus should go back to the element itself. We were not updating the isolated tree in this case.

* Source/WebCore/accessibility/AXObjectCache.cpp:
(WebCore::AXObjectCache::handleActiveDescendantChanged):
(WebCore::AXObjectCache::handleAttributeChange):
* Source/WebCore/accessibility/AXObjectCache.h:

Canonical link: https://commits.webkit.org/265065@main