ba6087f40a
`hidden` is implemented in the same manner that we do for flutter daemon, see https://github.com/flutter/flutter/blob/master/packages/flutter_tools/lib/src/commands/daemon.dart#L49 Change-Id: I6dcb4a4f5e1a71ba7e90956cd15b4b95524dd2bb Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/138106 Reviewed-by: Devon Carew <devoncarew@google.com> Commit-Queue: Jaime Wren <jwren@google.com>