[webkit-changes] [WebKit/WebKit] 2cd8ae: AX: Make AccessibilityNodeObject::m_node hold a We...

[Tyler Wilcock]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 2cd8ae7e10eaf832abdf698c3701dde4990fe045
      https://github.com/WebKit/WebKit/commit/2cd8ae7e10eaf832abdf698c3701dde4990fe045
  Author: Tyler Wilcock <tyler_w at apple.com>
  Date:   2023-04-05 (Wed, 05 Apr 2023)

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

  Log Message:
  -----------
  AX: Make AccessibilityNodeObject::m_node hold a WeakPtr<Node>
https://bugs.webkit.org/show_bug.cgi?id=255005
rdar://107589983

Reviewed by Chris Fleizach.

Let's bring AccessibilityNodeObject in line with https://github.com/WebKit/WebKit/wiki/Smart-Pointer-Usage-Guidelines
to improve memory safety.

* Source/WebCore/accessibility/AccessibilityNodeObject.cpp:
(WebCore::AccessibilityNodeObject::addChildren):
(WebCore::AccessibilityNodeObject::computeAccessibilityIsIgnored const):
(WebCore::AccessibilityNodeObject::correspondingLabelForControlElement const):
(WebCore::AccessibilityNodeObject::labelElementContainer const):
(WebCore::AccessibilityNodeObject::exposesTitleUIElement const):
(WebCore::AccessibilityNodeObject::description const):
(WebCore::AccessibilityNodeObject::isFocused const):
(WebCore::AccessibilityNodeObject::setFocused):
* Source/WebCore/accessibility/AccessibilityNodeObject.h:

Canonical link: https://commits.webkit.org/262614@main