patch 8.1.1060: MS-Windows: get_cmd_args() is no longer needed

Problem:    MS-Windows: get_cmd_args() is no longer needed, get_cmd_argsW() is
            always used.
Solution:   Remove get_cmd_args(). (Ken Takata, closes #4171)
diff --git a/src/os_w32exe.c b/src/os_w32exe.c
index 197d65d..d3ac092 100644
--- a/src/os_w32exe.c
+++ b/src/os_w32exe.c
@@ -10,7 +10,7 @@
 /*
  * Windows GUI: main program (EXE) entry point:
  *
- * Ron Aaron <ronaharon@yahoo.com> wrote this and  the DLL support code.
+ * Ron Aaron <ronaharon@yahoo.com> wrote this and the DLL support code.
  */
 #include "vim.h"
 
@@ -42,36 +42,25 @@
 WinMain(
     HINSTANCE	hInstance UNUSED,
     HINSTANCE	hPrevInst UNUSED,
-    LPSTR	lpszCmdLine,
+    LPSTR	lpszCmdLine UNUSED,
     int		nCmdShow UNUSED)
 {
     int		argc = 0;
-    char	**argv;
-    char	*tofree;
-    char	prog[256];
+    char	**argv = NULL;
 #ifdef VIMDLL
+    char	prog[256];
     char	*p;
     HANDLE	hLib;
-#endif
 
     /* Ron: added full path name so that the $VIM variable will get set to our
      * startup path (so the .vimrc file can be found w/o a VIM env. var.) */
     GetModuleFileName(NULL, prog, 255);
 
-    argc = get_cmd_args(prog, (char *)lpszCmdLine, &argv, &tofree);
-    if (argc == 0)
-    {
-	MessageBox(0, "Could not allocate memory for command line.",
-							      "VIM Error", 0);
-	return 0;
-    }
-
-#ifdef DYNAMIC_GETTEXT
+# ifdef DYNAMIC_GETTEXT
     /* Initialize gettext library */
     dyn_libintl_init();
-#endif
+# endif
 
-#ifdef VIMDLL
     // LoadLibrary - get name of dll to load in here:
     p = strrchr(prog, '\\');
     if (p != NULL)
@@ -127,9 +116,6 @@
     FreeLibrary(hLib);
 errout:
 #endif
-    free(argv);
-    if (tofree != NULL)
-	free(tofree);
     free_cmd_argsW();
 
     return 0;