[Android] Prepare build/android/ for catapult+devil.

build/android/lint/suppress.py

 #!/usr/bin/env python
 #
 # 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.
 
 """Add all generated lint_result.xml files to suppressions.xml"""
 
 # pylint: disable=no-member
 
 
 import collections
 import optparse
 import os
 import sys
 from xml.dom import minidom
 
 _BUILD_ANDROID_DIR = os.path.join(os.path.dirname(__file__), '..')
 sys.path.append(_BUILD_ANDROID_DIR)
 
-from pylib import constants
+from pylib.constants import host_paths
 
 
 _THIS_FILE = os.path.abspath(__file__)
 _CONFIG_PATH = os.path.join(os.path.dirname(_THIS_FILE), 'suppressions.xml')
 _DOC = (
     '\nSTOP! It looks like you want to suppress some lint errors:\n'
     '- Have you tried identifing the offending patch?\n'
     '  Ask the author for a fix and/or revert the patch.\n'
     '- It is preferred to add suppressions in the code instead of\n'
     '  sweeping it under the rug here. See:\n\n'
     '    http://developer.android.com/tools/debugging/improving-w-lint.html\n'
     '\n'
     'Still reading?\n'
     '- You can edit this file manually to suppress an issue\n'
     '  globally if it is not applicable to the project.\n'
     '- You can also automatically add issues found so for in the\n'
     '  build process by running:\n\n'
-    '    ' + os.path.relpath(_THIS_FILE, constants.DIR_SOURCE_ROOT) + '\n\n'
+    '    ' + os.path.relpath(_THIS_FILE, host_paths.DIR_SOURCE_ROOT) + '\n\n'
     '  which will generate this file (Comments are not preserved).\n'
     '  Note: PRODUCT_DIR will be substituted at run-time with actual\n'
     '  directory path (e.g. out/Debug)\n'
 )
 
 
 _Issue = collections.namedtuple('Issue', ['severity', 'paths'])
 
 
 def _ParseConfigFile(config_path):
@@ skipping 58 matching lines @@
   _, args = parser.parse_args()
 
   if len(args) != 1 or not os.path.exists(args[0]):
     parser.error('Must provide RESULT-FILE')
 
   _Suppress(_CONFIG_PATH, args[0])
 
 
 if __name__ == '__main__':
   main()