40bab34fbd
With a nanosecond tick counter, the elapsedMicroseconds getter could overflow if a stopwatch runs for only ~2.5 hours. Change-Id: I10cb54bba928713a3127a6bfbd19346b01d775b0 Reviewed-on: https://dart-review.googlesource.com/c/94381 Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Peter von der Ahé <ahe@google.com>