private void cancel() {
    GitLineHandler h = new GitLineHandler(myProject, myRoot, GitCommand.RESET);
    h.addParameters("--merge");
    GitCommandResult result = Git.getInstance().runCommand(h);
    if (!result.success()) {
      LOG.info("cancel git reset --merge: " + result.getErrorOutputAsJoinedString());
      VcsNotifier.getInstance(myProject)
        .notifyError(MERGE_RESET_ERROR, GitBundle.message("notification.title.couldn.t.reset.merge"),
                                     result.getErrorOutputAsHtmlString());
    }
  }
private void cancel()