adf9500581
I had previously been using a slightly outdated version of the protocol. This updates things to match what's in Hongxiang's definition at https://github.com/Dart-Code/Dart-Code/pull/6059. Change-Id: I98578383fb7a68bb0f2f1a813753192a17c2df40 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/505221 Reviewed-by: Keerti Parthasarathy <keertip@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Commit-Queue: Keerti Parthasarathy <keertip@google.com>