include: Remove winetest_strcmpW.

include/wine/test.h

@@ -83,14 +83,6 @@ extern const char *wine_dbgstr_rect( const RECT *rect );
 static inline const char *wine_dbgstr_w( const WCHAR *s ) { return wine_dbgstr_wn( s, -1 ); }
 extern const char *wine_dbgstr_longlong( ULONGLONG ll );
 
-/* strcmpW is available for tests compiled under Wine, but not in standalone
- * builds under Windows, so we reimplement it under a different name. */
-static inline int winetest_strcmpW( const WCHAR *str1, const WCHAR *str2 )
-{
-    while (*str1 && (*str1 == *str2)) { str1++; str2++; }
-    return *str1 - *str2;
-}
-
 #ifdef STANDALONE
 #define START_TEST(name) \
   static void func_##name(void); \