[Android] Remove --test-arguments arg from test_runner.py.

build/android/pylib/instrumentation/instrumentation_test_instance.py

 # Copyright 2015 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 collections
 import copy
 import json
 import logging
 import os
 import pickle
@@ skipping 636 matching lines @@
       self._flags.extend(args.command_line_flags)
     if args.device_flags_file:
       with open(args.device_flags_file) as device_flags_file:
         stripped_lines = (l.strip() for l in device_flags_file)
         self._flags.extend(flag for flag in stripped_lines if flag)
     if args.strict_mode and args.strict_mode != 'off':
       self._flags.append('--strict-mode=' + args.strict_mode)
     if args.regenerate_goldens:
       self._flags.append('--regenerate-goldens')
 
-    if args.test_arguments:
-      # --test-arguments is deprecated for gtests and is in the process of
-      # being removed.
-      raise Exception(
-          '--test-arguments is not supported for instrumentation '
-          'tests. Pass command-line flags directly instead.')
-
   def _initializeDriverAttributes(self):
     self._driver_apk = os.path.join(
         constants.GetOutDirectory(), constants.SDK_BUILD_APKS_DIR,
         'OnDeviceInstrumentationDriver.apk')
     if os.path.exists(self._driver_apk):
       driver_apk = apk_helper.ApkHelper(self._driver_apk)
       self._driver_package = driver_apk.GetPackageName()
       self._driver_name = driver_apk.GetInstrumentationName()
     else:
       self._driver_apk = None
@@ skipping 214 matching lines @@
 
   @staticmethod
   def GenerateTestResults(
       result_code, result_bundle, statuses, start_ms, duration_ms):
     return GenerateTestResults(result_code, result_bundle, statuses,
                                start_ms, duration_ms)
 
   #override
   def TearDown(self):
     pass