240fd56709
This will allow the test to be run inside google3, where the test framework calls main with no arguments. Change-Id: Ia3135b634b4752be816b53209c39d24d72edb6b3 Reviewed-on: https://dart-review.googlesource.com/8960 Reviewed-by: Sigmund Cherem <sigmund@google.com> Commit-Queue: Paul Berry <paulberry@google.com>