Fix handling of redundant buffer creation messages on guests

Check if the buffer already exists *before* overwriting it.
Ignore redundant registrations on remote projects.

Co-authored-by: Antonio Scandurra <antonio@zed.dev>
aa7918c4b5Max Brunsfeld committed on 4/6/2023, 7:17:25 PMparent22a6a24
1 file changedLine totals unavailable