crosh: drop xset

The ToT Chromium includes mouse/keyboard settings (including speed), so we
no longer need to ship this back door via crosh.

BUG=None
TEST=pre-cq passes

Change-Id: I006191b98b32b47df5fb7b245c6799ec179255d3
Reviewed-on: https://chromium-review.googlesource.com/225568
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
diff --git a/crosh/crosh b/crosh/crosh
index f6bbc9d..fdb6eee 100755
--- a/crosh/crosh
+++ b/crosh/crosh
@@ -198,17 +198,6 @@
 
  wpa_debug [<debug_level>] [--help] [--list_valid_level] [--reset]
   Set wpa_supplicant debugging level.
-
- xset m [acc_mult[/acc_div] [thr]]
- xset m default
-  Tweak the mouse acceleration rate.
-
- xset r rate [delay [rate]]
-  Tweak autorepeat rates.  The delay is the number of milliseconds before
-  autorepeat starts.  The rate is the number of repeats per second.
- xset r [keycode] <on|off>
-  Turn autorepeat on/off.  If keycode is specified, it affects only that
-  key.  If not specified, it affects global behavior.
 '
 
 INTRO_TEXT="Welcome to crosh, the Chrome OS developer shell.
@@ -1149,14 +1138,6 @@
   logger -t crosh -- "$*"
 )
 
-cmd_xset() (
-  case $1 in
-  m|r|-r) ;;
-  *) set -- ;; # Gets us a usage string.
-  esac
-  xset-mini "$@"
-)
-
 mk_fifo() {
   # We want C-c to terminate the running test so that the UI stays the same.
   # Therefore, create a fifo to direct the output of the test to, and have a