[Android] Convert to DeviceUtils versions of IsOnline, HasRoot, and EnableRoot.

build/android/buildbot/bb_device_status_check.py

Index: build/android/buildbot/bb_device_status_check.py
diff --git a/build/android/buildbot/bb_device_status_check.py b/build/android/buildbot/bb_device_status_check.py
index 94c741fe13d739da9e949e28dd0125b290dc889e..884af74fc21cc1405c86b48ec5dfa391d1eeb17f 100755
--- a/build/android/buildbot/bb_device_status_check.py
+++ b/build/android/buildbot/bb_device_status_check.py
@@ -30,6 +30,7 @@ from pylib import android_commands
 from pylib import constants
 from pylib.cmd_helper import GetCmdOutput
 from pylib.device import device_blacklist
+from pylib.device import device_errors
 from pylib.device import device_utils
 
 def DeviceInfo(serial, options):
@@ -89,7 +90,11 @@ def DeviceInfo(serial, options):
 
   # Turn off devices with low battery.
   if battery_level < 15:
-    device_adb.old_interface.EnableAdbRoot()
+    try:
+      device_adb.EnableRoot()
+    except device_errors.CommandFailedError:
+      # Attempt shutdown anyway.
+      pass
     device_adb.old_interface.Shutdown()
   full_report = '\n'.join(report)
   return device_type, device_build, battery_level, full_report, errors, True