[Android] Remove chromium version of devil.

build/android/devil/android/device_blacklist.py

Index: build/android/devil/android/device_blacklist.py
diff --git a/build/android/devil/android/device_blacklist.py b/build/android/devil/android/device_blacklist.py
deleted file mode 100644
index 94f9cbeccc4ef5664c6630165d13d56959d31b0b..0000000000000000000000000000000000000000
--- a/build/android/devil/android/device_blacklist.py
+++ /dev/null
@@ -1,71 +0,0 @@
-# Copyright 2014 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import json
-import logging
-import os
-import threading
-import time
-
-
-class Blacklist(object):
-
-  def __init__(self, path):
-    self._blacklist_lock = threading.RLock()
-    self._path = path
-
-  def Read(self):
-    """Reads the blacklist from the blacklist file.
-
-    Returns:
-      A dict containing bad devices.
-    """
-    with self._blacklist_lock:
-      if not os.path.exists(self._path):
-        return dict()
-
-      with open(self._path, 'r') as f:
-        blacklist = json.load(f)
-      if not isinstance(blacklist, dict):
-        logging.warning('Ignoring %s: %s (a dict was expected instead)',
-                        self._path, blacklist)
-        blacklist = dict()
-      return blacklist
-
-  def Write(self, blacklist):
-    """Writes the provided blacklist to the blacklist file.
-
-    Args:
-      blacklist: list of bad devices to write to the blacklist file.
-    """
-    with self._blacklist_lock:
-      with open(self._path, 'w') as f:
-        json.dump(blacklist, f)
-
-  def Extend(self, devices, reason='unknown'):
-    """Adds devices to blacklist file.
-
-    Args:
-      devices: list of bad devices to be added to the blacklist file.
-      reason: string specifying the reason for blacklist (eg: 'unauthorized')
-    """
-    timestamp = time.time()
-    event_info = {
-        'timestamp': timestamp,
-        'reason': reason,
-    }
-    device_dicts = {device: event_info for device in devices}
-    logging.info('Adding %s to blacklist %s for reason: %s',
-                 ','.join(devices), self._path, reason)
-    with self._blacklist_lock:
-      blacklist = self.Read()
-      blacklist.update(device_dicts)
-      self.Write(blacklist)
-
-  def Reset(self):
-    """Erases the blacklist file if it exists."""
-    logging.info('Resetting blacklist %s', self._path)
-    with self._blacklist_lock:
-      if os.path.exists(self._path):
-        os.remove(self._path)