sw: remove temporary debug code in txtfrm

Change-Id: Ia1183da8c3382c8b81a2d2154215d45e4847f460
Reviewed-on: https://gerrit.libreoffice.org/45194Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

sw/source/core/text/txtfrm.cxx

@@ -1480,11 +1480,6 @@ bool SwTextFrame::Prepare( const PrepareHint ePrep, const void* pVoid,
 
     SwFrameSwapper aSwapper( this, false );
 
-#if OSL_DEBUG_LEVEL > 1
-    const SwTwips nDbgY = getFrameArea().Top();
-    (void)nDbgY;
-#endif
-
     if ( IsEmpty() )
     {
         switch ( ePrep )