Retreive screenshots captured by tests from test devices.

build/android/test_runner.py

 #!/usr/bin/env python
 #
 # 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.
 
 """Runs all types of tests from one unified interface."""
 
 import argparse
 import collections
@@ skipping 407 matching lines @@
       '--test-apk',
       required=True,
       help='Path or name of the apk containing the tests.')
   parser.add_argument(
       '--test-jar',
       help='Path of jar containing test java files.')
   parser.add_argument(
       '--timeout-scale',
       type=float,
       help='Factor by which timeouts should be scaled.')
+  parser.add_argument(
+      '--ui-screenshot-directory',
+      dest='ui_screenshot_dir', type=os.path.realpath,
+      help='Destination for screenshots captured by the tests')
 
   # These arguments are suppressed from the help text because they should
   # only ever be specified by an intermediate script.
   parser.add_argument(
       '--apk-under-test-incremental-install-script',
       help=argparse.SUPPRESS)
   parser.add_argument(
       '--test-apk-incremental-install-script',
       type=os.path.realpath,
       help=argparse.SUPPRESS)
@@ skipping 487 matching lines @@
     if e.is_infra_error:
       return constants.INFRA_EXIT_CODE
     return constants.ERROR_EXIT_CODE
   except: # pylint: disable=W0702
     logging.exception('Unrecognized error occurred.')
     return constants.ERROR_EXIT_CODE
 
 
 if __name__ == '__main__':
   sys.exit(main())