05b4a4e0a8
This CL add support for introspecting members added in Phase 2 from one macro application to the next. Included is a refactoring of the class/member patching where the origin now owns the patches similar to how library patching now works. Change-Id: Ifdf03461d66be3f5a5df4b5bdb1e3da9f4cfd688 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/233462 Reviewed-by: Jens Johansen <jensj@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>