[Android] Fix new pylint errors in build/android/.

build/android/pylib/instrumentation/test_jar.py

 # Copyright (c) 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.
 
 """Helper class for instrumenation test jar."""
 # pylint: disable=W0702
 
 import logging
 import os
 import pickle
@@ skipping 210 matching lines @@
               sanitized_test_names.keys(), test_filter.replace('#', '.'))]
     else:
       tests = available_tests
 
     # Filter out any tests with SDK level requirements that don't match the set
     # of attached devices.
     sdk_versions = [
         int(v) for v in
         device_utils.DeviceUtils.parallel().GetProp(
             'ro.build.version.sdk').pGet(None)]
-    tests = filter(
-        lambda t: self._IsTestValidForSdkRange(t, min(sdk_versions)),
-        tests)
+    tests = [t for t in tests
+             if self._IsTestValidForSdkRange(t, min(sdk_versions))]
 
     return tests
 
   @staticmethod
   def IsHostDrivenTest(test):
     return 'pythonDrivenTests' in test