loplugin:useuniqueptr in XMLRedlineExport

Change-Id: I337b6c068e28a5cf69d9c0b6a30b480834d8a227
Reviewed-on: https://gerrit.libreoffice.org/57513
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

xmloff/source/text/XMLRedlineExport.cxx

@@ -71,12 +71,6 @@ XMLRedlineExport::XMLRedlineExport(SvXMLExport& rExp)
 
 XMLRedlineExport::~XMLRedlineExport()
 {
-    // delete changes lists
-    for (auto const& change : aChangeMap)
-    {
-        delete change.second;
-    }
-    aChangeMap.clear();
 }
 
 
@@ -129,7 +123,7 @@ void XMLRedlineExport::ExportChangesList(
     ChangesMapType::iterator aFind = aChangeMap.find(rText);
     if (aFind != aChangeMap.end())
     {
-        ChangesVectorType* pChangesList = aFind->second;
+        ChangesVectorType* pChangesList = aFind->second.get();
 
         // export only if changes are found
         if (pChangesList->size() > 0)
@@ -160,11 +154,11 @@ void XMLRedlineExport::SetCurrentXText(
         if (aIter == aChangeMap.end())
         {
             ChangesVectorType* pList = new ChangesVectorType;
-            aChangeMap[rText] = pList;
+            aChangeMap[rText].reset( pList );
             pCurrentChangesList = pList;
         }
         else
-            pCurrentChangesList = aIter->second;
+            pCurrentChangesList = aIter->second.get();
     }
     else
     {

xmloff/source/text/XMLRedlineExport.hxx

@@ -25,6 +25,7 @@
 #include <com/sun/star/uno/Sequence.h>
 
 #include <vector>
+#include <memory>
 #include <map>
 
 class SvXMLExport;
@@ -43,7 +44,7 @@ typedef ::std::vector<
 // store a list of redline properties for each XText
 typedef ::std::map<
             css::uno::Reference< css::text::XText>,
-            ChangesVectorType* > ChangesMapType;
+            std::unique_ptr<ChangesVectorType> > ChangesMapType;
 
 
 /**