coverity#708921: Use after free

Change-Id: I446fa717dfd11fc5d6045cb1e8dc3eaf8861262e
Reviewed-on: https://gerrit.libreoffice.org/2738Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>

svx/source/gallery2/galtheme.cxx

@@ -87,8 +87,8 @@ GalleryTheme::~GalleryTheme()
     {
         GalleryObject* pEntry = aObjectList[ i ];
         Broadcast( GalleryHint( GALLERY_HINT_CLOSE_OBJECT, GetName(), reinterpret_cast< sal_uIntPtr >( pEntry ) ) );
-        delete pEntry;
         Broadcast( GalleryHint( GALLERY_HINT_OBJECT_REMOVED, GetName(), reinterpret_cast< sal_uIntPtr >( pEntry ) ) );
+        delete pEntry;
     }
     aObjectList.clear();