43698dbed3
Running DDC + FES in incremental mode was causing FES state machine responses to fail whenever DDC emits an error. These should be captured and reported (and potentially rejected manually). Change-Id: Ic409dd8986c984b858fec21c6f67bd52147b367d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/384824 Reviewed-by: Johnni Winther <johnniwinther@google.com> Commit-Queue: Mark Zhou <markzipan@google.com>