[ 1057587 ] MacOSX build fails with --disable-gauge or --disable-spinbtn

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30328 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/mac/carbon/window.cpp

@@ -1720,10 +1720,12 @@ wxSize wxWindowMac::DoGetBestSize() const
         {
             bestsize.bottom = 16 ;
         }
+#if wxUSE_SPINBTN 
         else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
         {
             bestsize.bottom = 24 ;
         }
+#endif // wxUSE_SPINBTN 
         else
         {
             // return wxWindowBase::DoGetBestSize() ;