There are currently some situations where a RemoteFrame can exist without a RemoteFrameView. We should move setView() call to the RemoteFrame constructor so this can't happen.
<rdar://problem/118089394>
Pull request: https://github.com/WebKit/WebKit/pull/20140
Committed 270367@main (0c99f26c7129): <https://commits.webkit.org/270367@main> Reviewed commits have been landed. Closing PR #20140 and removing active labels.