tree 11298e4e647b55c71b8cb8ff8ae09d65ea0616df
parent 151ee4538165cb0bc016c53a03d7d591e55578d9
author Thomas Van Lenten <thomasvl@google.com> 1721150530 -0700
committer Copybara-Service <copybara-worker@google.com> 1721150969 -0700

[ObjC] Support MessageSet with `GPBUnknownFields`.

Update the initialization from a message to deal with the current differences.

Update some tests to cover the usage.

PiperOrigin-RevId: 652892603