CL for perf tryjob on android

build/android/provision_devices.py

Index: build/android/provision_devices.py
diff --git a/build/android/provision_devices.py b/build/android/provision_devices.py
index 5f00b31e8a817440b99d845b6745401c6d46c947..f70526f7bc3cb526358931067bba0b4a2ca5f78d 100755
--- a/build/android/provision_devices.py
+++ b/build/android/provision_devices.py
@@ -22,6 +22,7 @@ import time
 from pylib import android_commands
 from pylib import constants
 from pylib import device_settings
+from pylib.device import battery_utils
 from pylib.device import device_blacklist
 from pylib.device import device_errors
 from pylib.device import device_utils
@@ -165,7 +166,8 @@ def WipeDeviceIfPossible(device, timeout, options):
 
 def ChargeDeviceToLevel(device, level):
   def device_charged():
-    battery_level = device.GetBatteryInfo().get('level')
+    battery = battery_utils.BatteryUtils(device)
+    battery_level = battery.GetBatteryInfo().get('level')
     if battery_level is None:
       logging.warning('Unable to find current battery level.')
       battery_level = 100
@@ -208,7 +210,8 @@ def ProvisionDevice(device, options):
           device, device_settings.NETWORK_DISABLED_SETTINGS)
     if options.min_battery_level is not None:
       try:
-        device.SetCharging(True)
+        battery = battery_utils.BatteryUtils(device)
+        battery.SetCharging(True)
         ChargeDeviceToLevel(device, options.min_battery_level)
       except device_errors.CommandFailedError as e:
         logging.exception('Unable to charge device to specified level.')