51ea42537a
Also add a sample for calling Dart functions which return/accept futures. Change-Id: I932d0577709f4e068ccd3212797751ecb347c4f9 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/408281 Commit-Queue: Ivan Inozemtsev <iinozemtsev@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com>