6fe105671c
Not removing from any file with a language marker. Also not touching anything in `tests/language/primary_constructors` or `.../private_named_parameters`, which are both assumed to be primary constructor feature aware. Two files rewritten from multi-test to error-test. Change-Id: I43d444a35a41c7734f266794e9f167655692473f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/480640 Reviewed-by: Nate Bosch <nbosch@google.com> Commit-Queue: Lasse Nielsen <lrn@google.com>