Remove run_remote_tests.sh usage from mtlib

BUG=brillo:1067
TEST=None

Change-Id: I8f8f531f7722fdb454e07420be0157a6f5f1a06f
Reviewed-on: https://chromium-review.googlesource.com/271527
Tested-by: Christopher Wiley <wiley@chromium.org>
Reviewed-by: Dennis Kempin <denniskempin@chromium.org>
Commit-Queue: Christopher Wiley <wiley@chromium.org>
diff --git a/mtlib/xorg_conf.py b/mtlib/xorg_conf.py
index 3e6c8cb..68036e9 100644
--- a/mtlib/xorg_conf.py
+++ b/mtlib/xorg_conf.py
@@ -59,8 +59,8 @@
 
     if not existing:
       print "Installing firmware_TouchMTB on device"
-      cmd = ("sh run_remote_tests.sh --autotest_dir {} " +
-             "--remote={} firmware_TouchMTBSetup")
+      cmd = ("sh test_that --autotest_dir {} " +
+             "{} firmware_TouchMTBSetup")
       cmd = cmd.format(autotest_dir, remote.ip)
       SafeExecute(cmd, cwd=scripts_dir, verbose=True)