Add Local prefix to more DOMWindow* files, since they're related to LocalDOMWindow, not the generic DOMWindow.
Pull request: https://github.com/WebKit/WebKit/pull/11592
Committed 261749@main (a67ff8edbcef): <https://commits.webkit.org/261749@main> Reviewed commits have been landed. Closing PR #11592 and removing active labels.
<rdar://problem/106812811>