loplugin:useuniqueptr in DbaIndexDialog

Change-Id: Ife795db29256a50a93b668890c85473872d350a9
Reviewed-on: https://gerrit.libreoffice.org/54853Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

dbaccess/source/ui/dlg/indexdialog.cxx

@@ -215,7 +215,7 @@ namespace dbaui
 
         setToolBox(m_pActions);
 
-        m_pIndexes = new OIndexCollection();
+        m_pIndexes.reset(new OIndexCollection());
         try
         {
             m_pIndexes->attach(_rxIndexes);
@@ -307,7 +307,7 @@ namespace dbaui
     void DbaIndexDialog::dispose()
     {
         setToolBox(nullptr);
-        delete m_pIndexes;
+        m_pIndexes.reset();
         m_pActions.clear();
         m_pIndexList.clear();
         m_pIndexDetails.clear();

dbaccess/source/ui/inc/indexdialog.hxx

@@ -89,7 +89,7 @@ namespace dbaui
         VclPtr<IndexFieldsControl>      m_pFields;
         VclPtr<PushButton>              m_pClose;
 
-        OIndexCollection*               m_pIndexes;
+        std::unique_ptr<OIndexCollection> m_pIndexes;
         SvTreeListEntry*                m_pPreviousSelection;
         bool                            m_bEditAgain;