a25f41f605
No tests were added or removed. I split the original class into three, and renamed the test methods in the two new classes because the class name now includes part of the information previously in the method names. Nothing else changed. Change-Id: Ie2b980906026b79c0ec24024e14fe328662e4900 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/216063 Reviewed-by: Phil Quitslund <pquitslund@google.com> Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>