Rename AbstractDOMWindow to DOMWindow, now that DOMWindow was renamed to LocalDOMWindow.
Pull request: https://github.com/WebKit/WebKit/pull/11519
Committed 261662@main (1c7b0ed34d20): <https://commits.webkit.org/261662@main> Reviewed commits have been landed. Closing PR #11519 and removing active labels.
<rdar://problem/106729012>