compilation fix for WXWIN_COMPATIBILITY_2_4 == 0

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31002 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/radiocmn.cpp

@@ -134,6 +134,8 @@ int wxRadioBoxBase::GetNextItem(int item, wxDirection dir, long style) const
     return item;
 }
 
+#if WXWIN_COMPATIBILITY_2_4
+
 // these functions are deprecated and don't do anything
 int wxRadioBoxBase::GetNumberOfRowsOrCols() const
 {
@@ -144,5 +146,7 @@ void wxRadioBoxBase::SetNumberOfRowsOrCols(int WXUNUSED(n))
 {
 }
 
+#endif // WXWIN_COMPATIBILITY_2_4
+
 #endif // wxUSE_RADIOBOX