REGPARAM_INT/FLT /are/ used

...broken with 53f16c39 "remove unused typedefs
and inline use-once typedefs"

Change-Id: I4b1343b98733ae998c7f9c594a86d65348402d28

bridges/source/cpp_uno/msvc_win32_x86-64/mscx.hxx

@@ -36,6 +36,7 @@ namespace CPPU_CURRENT_NAMESPACE
 const DWORD MSVC_ExceptionCode = 0xe06d7363;
 const long MSVC_magic_number = 0x19930520L;
 
+typedef enum { REGPARAM_INT, REGPARAM_FLT } RegParamKind;
 
 type_info * mscx_getRTTI( OUString const & rUNOname );