use std::unique_ptr

Change-Id: I71627aa2a524a59180e8934df9561cf67a1c6126

xmloff/source/draw/ximpstyl.cxx

@@ -24,6 +24,7 @@
 #include <xmloff/xmluconv.hxx>
 #include "ximpnote.hxx"
 #include <tools/debug.hxx>
+#include <o3tl/make_unique.hxx>
 #include <osl/diagnose.h>
 
 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
@@ -923,14 +924,8 @@ SdXMLStylesContext::SdXMLStylesContext(
     mbIsAutoStyle(bIsAutoStyle)
 {
     Reference< uno::XComponentContext > xContext = rImport.GetComponentContext();
-    mpNumFormatter = new SvNumberFormatter( xContext, LANGUAGE_SYSTEM );
-    mpNumFmtHelper = new SvXMLNumFmtHelper( mpNumFormatter, xContext );
-}
-
-SdXMLStylesContext::~SdXMLStylesContext()
-{
-    delete mpNumFmtHelper;
-    delete mpNumFormatter;
+    mpNumFormatter = o3tl::make_unique<SvNumberFormatter>( xContext, LANGUAGE_SYSTEM );
+    mpNumFmtHelper = o3tl::make_unique<SvXMLNumFmtHelper>( mpNumFormatter.get(), xContext );
 }
 
 SvXMLStyleContext* SdXMLStylesContext::CreateStyleChildContext(

xmloff/source/draw/ximpstyl.hxx

@@ -25,6 +25,7 @@
 #include "ximppage.hxx"
 #include <xmloff/xmlstyle.hxx>
 #include <com/sun/star/view/PaperOrientation.hpp>
+#include <memory>
 #include <vector>
 
 class SvNumberFormatter;
@@ -176,8 +177,8 @@ class SdXMLStylesContext : public SvXMLStylesContext
 {
     rtl::Reference< SvXMLImportPropertyMapper > xPresImpPropMapper;
     bool                    mbIsAutoStyle;
-    SvXMLNumFmtHelper*          mpNumFmtHelper;
-    SvNumberFormatter*          mpNumFormatter;
+    std::unique_ptr<SvXMLNumFmtHelper> mpNumFmtHelper;
+    std::unique_ptr<SvNumberFormatter> mpNumFormatter;
 
     const SdXMLImport& GetSdImport() const { return static_cast<const SdXMLImport&>(GetImport()); }
     SdXMLImport& GetSdImport() { return static_cast<SdXMLImport&>(GetImport()); }
@@ -211,7 +212,6 @@ public:
         const OUString& rLName,
         const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList,
         bool bIsAutoStyle);
-    virtual ~SdXMLStylesContext();
 
     virtual sal_uInt16 GetFamily( const OUString& rFamily ) const override;
     virtual void EndElement() override;