Classes were mistakenly being formatted by the function formatter.
Change-Id: I6c513803c7c211f02bb9267914b5988cd6c02c5e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/334005
Commit-Queue: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>