loplugin:useuniqueptr in GalleryBrowser1

Change-Id: I0b95beed2c056e10cb40d09bf1040143778724ca
Reviewed-on: https://gerrit.libreoffice.org/53710Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

svx/source/gallery2/galbrws1.cxx

@@ -150,8 +150,7 @@ void GalleryBrowser1::dispose()
     EndListening( *mpGallery );
     mpThemePropertiesDialog.clear();
     mpThemes.disposeAndClear();
-    delete mpExchangeData;
-    mpExchangeData = nullptr;
+    mpExchangeData.reset();
     maNewTheme.disposeAndClear();
     Control::dispose();
 }
@@ -259,14 +258,14 @@ void GalleryBrowser1::ImplGetExecuteVector(std::vector<OString>& o_aExec)
 void GalleryBrowser1::ImplGalleryThemeProperties( const OUString & rThemeName, bool bCreateNew )
 {
     DBG_ASSERT(!mpThemePropsDlgItemSet, "mpThemePropsDlgItemSet already set!");
-    mpThemePropsDlgItemSet = new SfxItemSet( SfxGetpApp()->GetPool() );
+    mpThemePropsDlgItemSet.reset(new SfxItemSet( SfxGetpApp()->GetPool() ));
     GalleryTheme*   pTheme = mpGallery->AcquireTheme( rThemeName, *this );
 
     ImplFillExchangeData( pTheme, *mpExchangeData );
 
     SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
     assert(pFact && "Got no AbstractDialogFactory!");
-    mpThemePropertiesDialog = pFact->CreateGalleryThemePropertiesDialog(this, mpExchangeData, mpThemePropsDlgItemSet);
+    mpThemePropertiesDialog = pFact->CreateGalleryThemePropertiesDialog(this, mpExchangeData.get(), mpThemePropsDlgItemSet.get());
     assert(mpThemePropertiesDialog && "Got no GalleryThemePropertiesDialog!");
 
     if ( bCreateNew )
@@ -336,8 +335,7 @@ IMPL_LINK( GalleryBrowser1, EndThemePropertiesDlgHdl, Dialog&, /*rDialog*/, void
 IMPL_LINK( GalleryBrowser1, DestroyThemePropertiesDlgHdl, void*, /*p*/, void )
 {
     mpThemePropertiesDialog.disposeAndClear();
-    delete mpThemePropsDlgItemSet;
-    mpThemePropsDlgItemSet = nullptr;
+    mpThemePropsDlgItemSet.reset();
 }
 
 void GalleryBrowser1::ImplExecute(const OString &rIdent)

svx/source/gallery2/galbrws1.hxx

@@ -78,8 +78,8 @@ private:
     VclPtr<GalleryThemeListBox>  mpThemes;
     VclPtr<VclAbstractDialog2>   mpThemePropertiesDialog; // to keep it alive during execution
     Gallery*                mpGallery;
-    ExchangeData*           mpExchangeData;
-    SfxItemSet*             mpThemePropsDlgItemSet;
+    std::unique_ptr<ExchangeData> mpExchangeData;
+    std::unique_ptr<SfxItemSet>   mpThemePropsDlgItemSet;
 
     Image                   aImgNormal;
     Image                   aImgDefault;