minorninth
WebCore contributor
Summary
Works almost exclusively on accessibility, concentrated in WebCore's AXObjectCache/AXIsolatedTree layer plus the Mac/iOS platform wrappers, with a recurring focus on the isolated-tree path and test infrastructure for site isolation and local frames. Nothing is classified as a security fix, but several commits are memory-safety-shaped in practice — a missing null check on a `WeakPtr` ancestor cache, an unretained element in `AXObjectCacheIOS::postPlatformNotification`, and thread-assertion failures in isolated-tree and parent-frame traversal code. Systematic-variant candidate: the isolated accessibility tree touches WebCore objects off the main thread and across frame boundaries, and this contributor's own commit history marks it as a repeat source of lifetime and thread-affinity mistakes — the surrounding `AXIsolatedTree` and platform wrapper code is worth sweeping for the same class of bug.
Components
Security Fix History
- No security fixes recorded
Hardening Commits
- No hardening commits recorded
Recent Commits
- 2026-08-03 AX: replace js-test-pre/js-test-post with js-test in accessibility layout tests
- 2026-08-03 AX: start running more tests with isolated-tree flag on, more LayoutTest cleanup
- 2026-07-24 AX: value and selection for an editable text field aren't updated together in isolated tree
- 2026-07-20 AX: AXTextMarkerForIndex and AXIndexForTextMarker don't round-trip in the isolated tree
- 2026-07-19 AX: Coalesce redundant live region snapshot recomputations within a run loop iteration
- 2026-07-18 AX: Make AXTextMarker::lineIndex() O(1) when start and target share a containing block
- 2026-07-15 AX: VoiceOver is silent during character navigation inside a local iframe
- 2026-07-08 AX: With ENABLE_LOCAL_FRAME, focused node API is not traversing iframe boundary
- 2026-06-26 AX: AXObjectCacheIOS postPlatformNotification needs to retain the element
- 2026-06-18 AX: missing null check of WeakPtr ancestorCache in AccessibilityScrollView
- 2026-06-02 AX: [WebAccessibilityObjectWrapper _collectAccessibilityElements:] needs a null check
- 2026-05-04 Change Dominic Mazzoni's status to WebKit reviewer
- 2026-04-21 AX: align with other browsers on handling of focused elements and aria-hidden
- 2026-04-10 AX: fix LayoutTests that fail with --site-isolation
- 2026-04-08 AX: ASSERTION FAILED on AXIsolatedTree.cpp:249 when running http/tests/site-isolation/accessibility/client/simple-iframe