Use default copy constructor / assignment operators by dropping explicit copy constructor definition in TouchBarMenuItemData
Created attachment 441302 [details] Patch
Created attachment 441305 [details] Patch
Landing it now since it is build failure fix. I ensured it is built locally.
Committed r284215 (243025@main): <https://commits.webkit.org/243025@main>
<rdar://problem/84280768>