It is a little strange in the way that we currently use this method (immediately downcast to RenderBlockFlow). It would be a better interface if it was a virtual method on RenderBlock and gets overridden in RenderBlockFlow
<rdar://problem/105502226>
Pull request: https://github.com/WebKit/WebKit/pull/10690
Committed 260850@main (cc5d15ac506b): <https://commits.webkit.org/260850@main> Reviewed commits have been landed. Closing PR #10690 and removing active labels.