Remove obsolete MSVC version tests.

Don't compare __VISUALC__ with versions 1200 (VC6) and earlier, such tests are
always true or always false now that we don't support VC6 any more, so just
remove them simplifying the code.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76548 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/ole/oleutils.cpp

@@ -49,7 +49,7 @@
 #include  "wx/msw/ole/oleutils.h"
 #include "wx/msw/ole/safearray.h"
 
-#if defined(__VISUALC__) && (__VISUALC__ > 1000)
+#if defined(__VISUALC__)
     #include  <docobj.h>
 #endif
 
@@ -561,7 +561,7 @@ wxConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant, long fla
 
 #if wxUSE_DATAOBJ
 
-#if wxDEBUG_LEVEL && (( defined(__VISUALC__) && (__VISUALC__ > 1000) ))
+#if wxDEBUG_LEVEL && defined(__VISUALC__)
 static wxString GetIidName(REFIID riid)
 {
   // an association between symbolic name and numeric value of an IID