In this patch the panel is going to be empty. Box Model will move there from Computed, and new layout tools will be added there later.
<rdar://problem/73590856>
Created attachment 418351 [details] Patch
Comment on attachment 418351 [details] Patch r=me
Committed r271874: <https://trac.webkit.org/changeset/271874> All reviewed patches have been landed. Closing bug and clearing flags on attachment 418351 [details].