ee75d1dfab
This is in preparation for adding missing file offsets. Change-Id: If122a650a06c9ddf3ae5b73bf75d2f65aea51852 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/488482 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com>