Remove usage of makeWeakPtr() on Introduction.md
Created attachment 458360 [details] Patch
makeWeakPtr() is no longer used on the WebKit code so let's update the documentation.
Committed r293431 (249991@main): <https://commits.webkit.org/249991@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 458360 [details].
<rdar://problem/92345891>