ebd0b2ee16
Copy all of compiler/shared_command.dart into command/command.dart Change-Id: Id8fb363b2800fe5fd60fae75f7dc557b33a806ee Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/388051 Reviewed-by: Mark Zhou <markzipan@google.com> Commit-Queue: Nicholas Shahan <nshahan@google.com> Reviewed-by: Nate Biggs <natebiggs@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>