0a39aa7cf6
Cases where `null` was being passed as an argument to formatting a message have all been fixed in previous CLs; all that remains to do is change the type system to reflect that, and insert `!`s in a few places. This brings us one step closer to being able to make analyzer message formatting type safe. Change-Id: Id9e0d0b32f29cde0fdc5227417b7a2e3fc3b443d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/216272 Commit-Queue: Paul Berry <paulberry@google.com> Reviewed-by: Samuel Rawlins <srawlins@google.com> Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>