Revert of [Android] Add --blacklist-file as a command-line option.

build/android/pylib/local/device/local_device_environment.py

Index: build/android/pylib/local/device/local_device_environment.py
diff --git a/build/android/pylib/local/device/local_device_environment.py b/build/android/pylib/local/device/local_device_environment.py
index 4a0d5672173da57826b3d9d8ed36befe13d9defa..04f9ab7d2fead494c5d90759e30ae90b048fc0e8 100644
--- a/build/android/pylib/local/device/local_device_environment.py
+++ b/build/android/pylib/local/device/local_device_environment.py
@@ -4,7 +4,6 @@
 
 from pylib.base import environment
 from pylib.device import adb_wrapper
-from pylib.device import device_blacklist
 from pylib.device import device_errors
 from pylib.device import device_utils
 from pylib.utils import parallelizer
@@ -14,8 +13,6 @@
 
   def __init__(self, args, _error_func):
     super(LocalDeviceEnvironment, self).__init__()
-    self._blacklist = device_blacklist.Blacklist(
-        args.blacklist_file or device_blacklist.BLACKLIST_JSON)
     self._device_serial = args.test_device
     self._devices = []
     self._max_tries = 1 + args.num_retries
@@ -23,8 +20,7 @@
 
   #override
   def SetUp(self):
-    available_devices = device_utils.DeviceUtils.HealthyDevices(
-        self._blacklist)
+    available_devices = device_utils.DeviceUtils.HealthyDevices()
     if not available_devices:
       raise device_errors.NoDevicesError
     if self._device_serial: