[Android] Rework device filtering and add DeviceUtils.HealthyDevices.

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 e4517b606a7524ad8cf4e0146a0f280e25fa8a08..ee52c7163750e49d65a1759184b39fd75528540a 100755
--- a/build/android/provision_devices.py
+++ b/build/android/provision_devices.py
@@ -21,11 +21,9 @@ import time
 
 from pylib import constants
 from pylib import device_settings
-from pylib.device import adb_wrapper
 from pylib.device import battery_utils
 from pylib.device import device_blacklist
 from pylib.device import device_errors
-from pylib.device import device_filter
 from pylib.device import device_utils
 from pylib.utils import run_tests_helper
 from pylib.utils import timeout_retry
@@ -55,8 +53,7 @@ def ProvisionDevices(options):
   if options.device is not None:
     devices = [options.device]
   else:
-    devices = adb_wrapper.AdbWrapper.Devices(
-        filters=device_filter.DefaultFilters())
+    devices = device_utils.DeviceUtils.HealthyDevices()
 
   parallel_devices = device_utils.DeviceUtils.parallel(devices)
   parallel_devices.pMap(ProvisionDevice, options)