Remove the --[no]async command line switch from --help

gdb/ChangeLog

@@ -1,3 +1,7 @@
+2005-03-10  Bob Rossi  <bob@brasko.net>
+
+	* main.c(print_gdb_help): remove the --[no]sync help message
+
 2005-03-10  Mark Kettenis  <kettenis@gnu.org>
 
 	* proc-api.c: Update copyright year.

gdb/main.c

@@ -828,9 +828,6 @@ Options:\n\n\
 "), stream);
   fputs_unfiltered (_("\
   --args             Arguments after executable-file are passed to inferior\n\
-"), stream);
-  fputs_unfiltered (_("\
-  --[no]async        Enable (disable) asynchronous version of CLI\n\
 "), stream);
   fputs_unfiltered (_("\
   -b BAUDRATE        Set serial port baud rate used for remote debugging.\n\