@@ -336,10 +336,16 @@ func (s service) ListTimeline(ctx context.Context, repo string, id uint64, opt *
								Body: c.Message,
							})
						}
					}
				}
				sort.Slice(cs, func(i, j int) bool {
					if cs[i].File == cs[j].File {
						return cs[i].Line < cs[j].Line
					}
					return cs[i].File < cs[j].File
				})
				timeline = append(timeline, change.Review{
					ID:        fmt.Sprint(idx), // TODO: message.ID is not uint64; e.g., "bfba753d015916303152305cee7152ea7a112fe0".
					User:      s.gerritUser(message.Author),
					CreatedAt: message.Date.Time,
					Body:      body,
@@ -414,10 +420,16 @@ func (s service) ListTimeline(ctx context.Context, repo string, id uint64, opt *
						Body: c.Message,
					})
				}
			}
		}
		sort.Slice(cs, func(i, j int) bool {
			if cs[i].File == cs[j].File {
				return cs[i].Line < cs[j].Line
			}
			return cs[i].File < cs[j].File
		})
		reviewState := reviewState(labels)
		if body == "" && len(cs) == 0 && reviewState == state.ReviewNoScore && labels != "" {
			// Skip an empty comment that, e.g., just sets a Run-TryBot+1 label.
			continue
		}