@NotNull
  @Override
  public DiffRequest process(@NotNull ChangeDiffRequestProducer presentable,
                             @NotNull UserDataHolder context,
                             @NotNull ProgressIndicator indicator) throws ProcessCanceledException {
    return new SvnTreeConflictDiffRequest(((ConflictedSvnChange)presentable.getChange()));
  }
@NotNull
  @Override
  public DiffRequest process(@NotNull ChangeDiffRequestProducer presentable,
                             @NotNull UserDataHolder context,
                             @NotNull ProgressIndicator indicator)