Fix python scripts in src/chrome/

chrome/test/data/autofill/merge/tools/serialize_profiles.py

+#!/usr/bin/env python
 # Copyright (c) 2011 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 os.path
 import sqlite3
 import sys
 
 from autofill_merge_common import SerializeProfiles, ColumnNameToFieldType
 
+
 def main():
   """Serializes the autofill_profiles table from the specified database."""
 
   if len(sys.argv) != 2:
     print "Usage: python serialize_profiles.py <path/to/database>"
-    return
+    return 1
 
   database = sys.argv[1]
   if not os.path.isfile(database):
     print "Cannot read database at \"%s\"" % database
-    return
+    return 1
 
   # Read the autofill_profile_names table.
   try:
     connection = sqlite3.connect(database, 0)
     cursor = connection.cursor()
     cursor.execute("SELECT * from autofill_profile_names;")
   except sqlite3.OperationalError:
     print ("Failed to read the autofill_profile_names table from \"%s\"" %
            database)
     raise
@@ skipping 38 matching lines @@
   except sqlite3.OperationalError:
     print ("Failed to read the autofill_profile_phones table from \"%s\"" %
            database)
     raise
 
   for profile in cursor:
     guid = profile[0]
     profiles[guid].append(("PHONE_HOME_WHOLE_NUMBER", profile[2]))
 
   print SerializeProfiles(profiles.values())
+  return 0
 
 
 if __name__ == '__main__':
-  main()
+  sys.exit(main())