tree 51cbc50f29acb77369341e84de9ceab0e283e2bc
parent cf77b82f52608318c705556053bb7701257d1ab3
author Konstantin Shcheglov <scheglov@google.com> 1555609348 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1555609348 +0000

Remove UndefinedTypeImpl.

And corresponding DartType.isUndefined as well.

R=brianwilkerson@google.com, paulberry@google.com

Change-Id: I85debe627e989b5a5671becf5d9dd16413562236
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/99729
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
Reviewed-by: Paul Berry <paulberry@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>