0016f80467
Rationale: Provides randomness for our bots without having to explicitly code all execution modes. Change-Id: Ida680ece59dd05e6fc11aa60ab9d4deacdbf3d05 Reviewed-on: https://dart-review.googlesource.com/c/77664 Reviewed-by: Alexander Thomas <athom@google.com> Commit-Queue: Aart Bik <ajcbik@google.com>