Exclude deleted OWNERS files from presubmit tag check.

PRESUBMIT.py

 # Copyright (c) 2012 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.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
@@ skipping 740 matching lines @@
         long_text=error.output)]
 
 
 def _CheckTeamTags(input_api, output_api):
   """Checks that OWNERS files have consistent TEAM and COMPONENT tags."""
   checkteamtags_tool = input_api.os_path.join(
       input_api.PresubmitLocalPath(),
       'tools', 'checkteamtags', 'checkteamtags.py')
   args = [input_api.python_executable, checkteamtags_tool,
           '--root', input_api.change.RepositoryRoot()]
-  files = [f.LocalPath() for f in input_api.AffectedFiles()
+  files = [f.LocalPath() for f in input_api.AffectedFiles(include_deletes=False)
            if input_api.os_path.basename(f.AbsoluteLocalPath()).upper() ==
            'OWNERS']
   try:
     if files:
       input_api.subprocess.check_output(args + files)
     return []
   except input_api.subprocess.CalledProcessError as error:
     return [output_api.PresubmitError(
         'checkteamtags.py failed:',
         long_text=error.output)]
@@ skipping 1571 matching lines @@
   results.extend(input_api.canned_checks.CheckTreeIsOpen(
       input_api,
       output_api,
       json_url='http://chromium-status.appspot.com/current?format=json'))
 
   results.extend(input_api.canned_checks.CheckChangeHasBugField(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasDescription(
       input_api, output_api))
   return results