694c2911e2
This refactors and update the cfe macro implementation to support macro annotations generated by macros. Change-Id: I6a4b669f2f01b1f2fec4efbc87271eecf397205d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/346841 Reviewed-by: Jake Macdonald <jakemac@google.com> Reviewed-by: Jens Johansen <jensj@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>