Fix rpcndr.h so it takes CONST_VTABLE into account.

Define CONST_VTABLE in the tests that need it. This fixes many Visual C++ warnings.

dlls/mshtml/tests/htmldoc.c

@@ -17,6 +17,7 @@
  */
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <wine/test.h>
 #include <stdarg.h>

dlls/ole32/tests/compobj.c

@@ -19,6 +19,7 @@
  */
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <stdarg.h>
 

dlls/ole32/tests/marshal.c

@@ -20,6 +20,7 @@
 
 #define _WIN32_DCOM
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <stdarg.h>
 

dlls/shdocvw/tests/webbrowser.c

@@ -17,6 +17,7 @@
  */
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <wine/test.h>
 #include <stdarg.h>

dlls/shell32/tests/shlfolder.c

@@ -22,6 +22,7 @@
 #include <stdio.h>
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include "windef.h"
 #include "winbase.h"

dlls/urlmon/tests/misc.c

@@ -17,6 +17,7 @@
  */
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <wine/test.h>
 #include <stdarg.h>

dlls/urlmon/tests/protocol.c

@@ -17,6 +17,7 @@
  */
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include <wine/test.h>
 #include <stdarg.h>

dlls/urlmon/tests/url.c

@@ -22,6 +22,7 @@
 #include <stdarg.h>
 
 #define COBJMACROS
+#define CONST_VTABLE
 
 #include "windef.h"
 #include "winbase.h"

include/rpcndr.h

@@ -30,6 +30,13 @@ extern "C" {
 
 #include <basetsd.h>
 
+#undef CONST_VTBL
+#ifdef CONST_VTABLE
+# define CONST_VTBL const
+#else
+# define CONST_VTBL
+#endif
+
 /* stupid #if can't handle casts... this __stupidity
    is just a workaround for that limitation */