[Android] Remove chromium version of devil.

build/android/devil/android/device_temp_file.py

Index: build/android/devil/android/device_temp_file.py
diff --git a/build/android/devil/android/device_temp_file.py b/build/android/devil/android/device_temp_file.py
deleted file mode 100644
index af2c4892fafea22fdd278400c9575be3d42c86e5..0000000000000000000000000000000000000000
--- a/build/android/devil/android/device_temp_file.py
+++ /dev/null
@@ -1,55 +0,0 @@
-# Copyright 2013 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.
-
-"""A temp file that automatically gets pushed and deleted from a device."""
-
-# pylint: disable=W0622
-
-import posixpath
-import random
-import threading
-
-from devil.android import device_errors
-from devil.utils import cmd_helper
-
-
-class DeviceTempFile(object):
-  def __init__(self, adb, suffix='', prefix='temp_file', dir='/data/local/tmp'):
-    """Find an unused temporary file path on the device.
-
-    When this object is closed, the file will be deleted on the device.
-
-    Args:
-      adb: An instance of AdbWrapper
-      suffix: The suffix of the name of the temp file.
-      prefix: The prefix of the name of the temp file.
-      dir: The directory on the device where to place the temp file.
-    """
-    self._adb = adb
-    # Python's random module use 52-bit numbers according to its docs.
-    random_hex = hex(random.randint(0, 2 ** 52))[2:]
-    self.name = posixpath.join(dir, '%s-%s%s' % (prefix, random_hex, suffix))
-    self.name_quoted = cmd_helper.SingleQuote(self.name)
-
-  def close(self):
-    """Deletes the temporary file from the device."""
-    # ignore exception if the file is already gone.
-    def delete_temporary_file():
-      try:
-        self._adb.Shell('rm -f %s' % self.name_quoted, expect_status=None)
-      except device_errors.AdbCommandFailedError:
-        # file does not exist on Android version without 'rm -f' support (ICS)
-        pass
-
-    # It shouldn't matter when the temp file gets deleted, so do so
-    # asynchronously.
-    threading.Thread(
-        target=delete_temporary_file,
-        name='delete_temporary_file(%s)' % self._adb.GetDeviceSerial()).start()
-
-  def __enter__(self):
-    return self
-
-  def __exit__(self, type, value, traceback):
-    self.close()