42246f7f96
This was never supported by the grammar but unfortunately allowed by both the analyzer and the CFE. Change-Id: Id669c934fe08eda41973d6d2cef8340da2e7d72c Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/133591 Commit-Queue: Johnni Winther <johnniwinther@google.com> Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Reviewed-by: Jens Johansen <jensj@google.com>