writerfilter: use std::unique_ptr<> in DomainMapperTableManager

Change-Id: Ib5910d3198824d625a96b53a30ad67c69c622642

writerfilter/source/dmapper/DomainMapperTableManager.cxx

@@ -66,8 +66,6 @@ DomainMapperTableManager::DomainMapperTableManager() :
 
 DomainMapperTableManager::~DomainMapperTableManager()
 {
-    if ( m_pTablePropsHandler )
-        delete m_pTablePropsHandler, m_pTablePropsHandler = nullptr;
 }
 
 bool DomainMapperTableManager::attribute(Id nName, Value& rValue)

writerfilter/source/dmapper/DomainMapperTableManager.hxx

@@ -27,6 +27,7 @@
 #include "StyleSheetTable.hxx"
 #include <com/sun/star/text/XTextRange.hpp>
 #include <vector>
+#include <memory>
 #include <comphelper/sequenceashashmap.hxx>
 
 namespace writerfilter {
@@ -72,7 +73,7 @@ class DomainMapperTableManager : public TableManager
     sal_uInt32 m_nLayoutType;
     sal_Int32 m_nMaxFixedWidth;
 
-    TablePropertiesHandler   *m_pTablePropsHandler;
+    std::unique_ptr<TablePropertiesHandler> m_pTablePropsHandler;
     PropertyMapPtr            m_pStyleProps;
 
     virtual void clearData() SAL_OVERRIDE;