LBSE does not support inner <svg> elements at present, fix that.
Pull request: https://github.com/WebKit/WebKit/pull/2894
Committed 253068@main (b14bb0af3552): <https://commits.webkit.org/253068@main> Reviewed commits have been landed. Closing PR #2894 and removing active labels.
<rdar://problem/98043802>