a55e37289e
CastError is deprecated. See https://github.com/dart-lang/sdk/issues/40763 for details. Change-Id: If00963e68987a259396c4b5a0cd6d703bc7ac76c Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140885 Reviewed-by: Lasse R.H. Nielsen <lrn@google.com>