message: Finish comment that just trailed off into nothing.
diff: @@ -114,7 +114,7 @@ export abstract class DocumentProcessor {
  * Inserting leading comments is surprisingly tricky, because they must
  * be attached to a node, but very few nodes can come before an import,
  * and in general we don't want to insert fake nodes, so instead we
  - * pass these up to be added onto the first node in the
  + * pass these up to be added onto the first node in the final output script.
  */
  let htmlCommentsBeforeFirstScriptNode: undefined|string[];
  for (const script of this.document.getFeatures()) {
  