loplugin:useuniqueptr in EditTextObjectImpl

Change-Id: I8c0aca098cb2453f3780ea123b35848eb417e5f1
Reviewed-on: https://gerrit.libreoffice.org/54177Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

editeng/source/editeng/editobj.cxx

@@ -688,11 +688,7 @@ OUString EditTextObjectImpl::GetText(sal_Int32 nPara) const
 
 void EditTextObjectImpl::ClearPortionInfo()
 {
-    if ( pPortionInfo )
-    {
-        delete pPortionInfo;
-        pPortionInfo = nullptr;
-    }
+    pPortionInfo.reset();
 }
 
 bool EditTextObjectImpl::HasOnlineSpellErrors() const

editeng/source/editeng/editobj2.hxx

@@ -184,7 +184,7 @@ private:
 
     ContentInfosType        aContents;
     SfxItemPool*            pPool;
-    XParaPortionList*       pPortionInfo;
+    std::unique_ptr<XParaPortionList> pPortionInfo;
 
     sal_uInt32              nObjSettings;
     sal_uInt16              nMetric;
@@ -227,9 +227,9 @@ public:
     ContentInfosType&       GetContents() { return aContents;}
     const ContentInfosType& GetContents() const { return aContents;}
     SfxItemPool*            GetPool() const         { return pPool; }
-    XParaPortionList*       GetPortionInfo() const  { return pPortionInfo; }
-    void                    SetPortionInfo( XParaPortionList* pP )
-                                { pPortionInfo = pP; }
+    XParaPortionList*       GetPortionInfo() const  { return pPortionInfo.get(); }
+    void                    SetPortionInfo( std::unique_ptr<XParaPortionList> pP )
+                                { pPortionInfo = std::move(pP); }
 
     sal_Int32 GetParagraphCount() const;
     OUString GetText(sal_Int32 nParagraph) const;

editeng/source/editeng/impedit4.cxx

@@ -1095,7 +1095,7 @@ std::unique_ptr<EditTextObject> ImpEditEngine::CreateTextObject( EditSelection a
     if ( bAllowBigObjects && bOnlyFullParagraphs && IsFormatted() && GetUpdateMode() && ( nTextPortions >= nBigObjectStart ) )
     {
         XParaPortionList* pXList = new XParaPortionList( GetRefDevice(), aPaperSize.Width(), nStretchX, nStretchY );
-        pTxtObj->mpImpl->SetPortionInfo(pXList);
+        pTxtObj->mpImpl->SetPortionInfo(std::unique_ptr<XParaPortionList>(pXList));
         for ( nNode = nStartNode; nNode <= nEndNode; nNode++  )
         {
             const ParaPortion* pParaPortion = GetParaPortions()[nNode];