afe_utils: Adapt to the new behavior of chromite's auto_updater.py

A few function calls here are already being done in
auto_updater.py:RunUpdate(). We don't need to do them individually
anymore.

BUG=chromium:1071483
TEST=test_that --autotest_dir ~/trunk/src/third_party/autotest/files/ --args="value='reef-release/R85-13280.0.0'" chromeos6-row4-rack10-host11.cros.corp.google.com  provision_AutoUpdate

Cq-Depend: chromium:2257395
Change-Id: Ia6cd30b7895a103a4781d7f644363dd6583ccfcf
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/2261562
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Sanika Kulkarni <sanikak@chromium.org>
Reviewed-by: David Haddock <dhaddock@chromium.org>
Commit-Queue: Amin Hassani <ahassani@chromium.org>
diff --git a/server/afe_utils.py b/server/afe_utils.py
index 70b0314..147055e 100644
--- a/server/afe_utils.py
+++ b/server/afe_utils.py
@@ -195,11 +195,9 @@
               host.ip, base_dir=DEVICE_BASE_DIR) as device:
             updater = auto_updater.ChromiumOSUpdater(
                 device, None, image_name, auto_updater_transfer.LabTransfer,
-                staging_server=staging_server.url(), reboot=False)
-            updater.CheckPayloads()
+                staging_server=staging_server.url(), reboot=True,
+                clear_tpm_owner=True)
             updater.RunUpdate()
-            updater.SetClearTpmOwnerRequest()
-            updater.RebootAndVerify()
         repo_url = tools.get_package_url(staging_server.url(), image_name)
         host_attributes = {ds_constants.JOB_REPO_URL: repo_url}
     except Exception as e: