message: MessageType import
diff: @@ -13,7 +13,7 @@ import {
  } from "@fluidframework/container-definitions";
  import { GenericError, DataProcessingError } from "@fluidframework/container-utils";
  import {
  - ISequencedDocumentMessage,
  + ISequencedDocumentMessage, MessageType,
  } from "@fluidframework/protocol-definitions";
  import { FlushMode } from "@fluidframework/runtime-definitions";
  import {
  