Drop module-specific defines of DELETEZ

The one in tools/solar.h is the only one needed.

Change-Id: I7a4e041694fb61329d16f300be4f986eb8d4ec48
Reviewed-on: https://gerrit.libreoffice.org/54202Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sc/inc/global.hxx

@@ -272,10 +272,6 @@ namespace o3tl
     template<> struct typed_flags<ScCloneFlags> : is_typed_flags<ScCloneFlags, 0x0007> {};
 }
 
-#ifndef DELETEZ
-#define DELETEZ(pPtr) { delete pPtr; pPtr = 0; }
-#endif
-
 enum CellType
     {
         CELLTYPE_NONE,

sfx2/source/inc/sfxtypes.hxx

@@ -25,10 +25,6 @@
 #include <vcl/svapp.hxx>
 #include <vcl/wrkwin.hxx>
 
-#ifndef DELETEZ
-#define DELETEZ(pPtr) ( delete pPtr, pPtr = 0 )
-#endif
-
 #if defined(DBG_UTIL)
 
 class SfxStack

svl/source/inc/poolio.hxx

@@ -30,10 +30,6 @@
 class SfxPoolItem;
 class SfxItemPoolUser;
 
-#ifndef DELETEZ
-#define DELETEZ(pPtr) { delete pPtr; pPtr = 0; }
-#endif
-
 static const sal_uInt32 SFX_ITEMS_DEFAULT = 0xfffffffe;
 
 /**