Optimize further the passing of data across threads by leveraging more broadly the optimized versions of isolatedCopy() on r-value references.
Created attachment 454052 [details] Patch
Created attachment 454056 [details] Patch
Created attachment 454061 [details] Patch
Comment on attachment 454061 [details] Patch r=me
Committed r291003 (248179@main): <https://commits.webkit.org/248179@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 454061 [details].
<rdar://problem/89981832>