loplugin:useuniqueptr in XMLEventImportHelper

Change-Id: I2369ac92fa2f30b98b5910563dd6d0a6f8ca6a0c
Reviewed-on: https://gerrit.libreoffice.org/48479Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

xmloff/inc/XMLEventImportHelper.hxx

@@ -25,6 +25,7 @@
 
 #include <map>
 #include <vector>
+#include <memory>
 
 
 namespace com { namespace sun { namespace star {
@@ -57,10 +58,10 @@ class XMLEventImportHelper
     FactoryMap aFactoryMap;
 
     /// map from XML to API names
-    NameMap* pEventNameMap;
+    std::unique_ptr<NameMap> pEventNameMap;
 
     /// stack of previous aEventNameMap
-    std::vector< NameMap* > aEventNameMapVector;
+    std::vector< std::unique_ptr<NameMap> > aEventNameMapVector;
 
 public:
     XMLEventImportHelper();

xmloff/source/script/XMLEventImportHelper.cxx

@@ -50,7 +50,7 @@ XMLEventImportHelper::~XMLEventImportHelper()
     aFactoryMap.clear();
 
     // delete name map
-    delete pEventNameMap;
+    pEventNameMap.reset();
 }
 
 void XMLEventImportHelper::RegisterFactory(
@@ -91,8 +91,8 @@ void XMLEventImportHelper::AddTranslationTable(
 void XMLEventImportHelper::PushTranslationTable()
 {
     // save old map and install new one
-    aEventNameMapVector.push_back(pEventNameMap);
-    pEventNameMap = new NameMap;
+    aEventNameMapVector.push_back(std::move(pEventNameMap));
+    pEventNameMap.reset( new NameMap );
 }
 
 void XMLEventImportHelper::PopTranslationTable()
@@ -102,8 +102,7 @@ void XMLEventImportHelper::PopTranslationTable()
     if ( !aEventNameMapVector.empty() )
     {
         // delete current and install old map
-        delete pEventNameMap;
-        pEventNameMap = aEventNameMapVector.back();
+        pEventNameMap = std::move(aEventNameMapVector.back());
         aEventNameMapVector.pop_back();
     }
 }