Use wxWcslen instead of wcslen.

Work around a compiler bug: with (at least) GCC 2.95.3-5 under Cygwin,
the destructor for the global s_fileInfo is called twice (!). This does
hot happen if a function returning a reference to a static variable is
used.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18434 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/ole/dataobj.cpp

@@ -474,7 +474,7 @@ STDMETHODIMP wxIDataObject::SetData(FORMATETC *pformatetc,
     || ( defined(__MWERKS__) && defined(__WXMSW__) )
                         size = std::wcslen((const wchar_t *)pBuf) * sizeof(wchar_t);
 #else
-                        size = ::wcslen((const wchar_t *)pBuf) * sizeof(wchar_t);
+                        size = wxWcslen((const wchar_t *)pBuf) * sizeof(wchar_t);
 #endif
                         break;
 #endif