tree a18d7c34db79261cfcc683ded6961c07f166a762
parent a8586206f836417ec67eeedd3a1a003335367a22
author Konstantin Shcheglov <scheglov@google.com> 1600581207 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1600581207 +0000

Move demoteType() into TypeSystemImpl.

R=brianwilkerson@google.com

Change-Id: I0c5ff9fcc3b3ec912e82fa91752e097f430b603c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/163580
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>