private void showUpdateTree() {
    RestoreUpdateTree restoreUpdateTree = RestoreUpdateTree.getInstance(getProject());
    // action info is actually NOT used
    restoreUpdateTree.registerUpdateInformation(myAccumulatedFiles.getUpdatedFiles(), INTEGRATE);
    UpdateInfoTree tree =
      myProjectLevelVcsManager.showUpdateProjectInfo(myAccumulatedFiles.getUpdatedFiles(), getTitle(), INTEGRATE, false);
    if (tree != null) ViewUpdateInfoNotification.focusUpdateInfoTree(getProject(), tree);
  }
private void showUpdateTree()