@Override
  protected JComponent createCenterPanel() {
    JPanel panel = new JPanel(new BorderLayout());
    final MemberSelectionPanel memberSelectionPanel = new MemberSelectionPanel(JavaRefactoringBundle.message("members.to.form.superclass.title"),
                                                                               myMemberInfos, RefactoringBundle.message("make.abstract"));
    panel.add(memberSelectionPanel, BorderLayout.CENTER);
    final MemberInfoModel<PsiMember, MemberInfo> memberInfoModel =
      new UsesAndInterfacesDependencyMemberInfoModel<>(mySourceClass, null, false, myContainmentVerifier) {
        @Override
        public Boolean isFixedAbstract(MemberInfo member) {
          return Boolean.TRUE;
        }
      };
    memberInfoModel.memberInfoChanged(new MemberInfoChange<>(myMemberInfos));
    memberSelectionPanel.getTable().setMemberInfoModel(memberInfoModel);
    memberSelectionPanel.getTable().addMemberInfoChangeListener(memberInfoModel);

    panel.add(myDocCommentPanel, BorderLayout.EAST);

    return panel;
  }
@Override
  protected JComponent createCenterPanel()