c987c9e5a7
+ use it to skip unnecessary casts. Change-Id: Ib503a6fb74907f7e6367c8ee44548268e03045cf Reviewed-on: https://dart-review.googlesource.com/c/86560 Commit-Queue: Johnni Winther <johnniwinther@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>