Kill renderers for bad password forms in --site-per-process.

tools/metrics/histograms/update_bad_message_reasons.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.
 
 """Updates the various BadMessage enums in histograms.xml file with values read
 from the corresponding bad_message.h files.
 
 If the file was pretty-printed, the updated version is pretty-printed too.
 """
 
 import sys
 
 from update_histogram_enum import UpdateHistogramEnum
 
 if __name__ == '__main__':
   if len(sys.argv) > 1:
     print >>sys.stderr, 'No arguments expected!'
     sys.stderr.write(__doc__)
     sys.exit(1)
 
   histograms = {
     'chrome/browser/bad_message.h': 'BadMessageReasonChrome',
     'content/browser/bad_message.h': 'BadMessageReasonContent',
     'components/nacl/browser/bad_message.h': 'BadMessageReasonNaCl',
+    'components/password_manager/content/browser/bad_message.h':
+      'BadMessageReasonPasswordManager',
     'extensions/browser/bad_message.h': 'BadMessageReasonExtensions',
   }
 
   for header_file, histogram_name in histograms.items():
     UpdateHistogramEnum(histogram_enum_name=histogram_name,
                         source_enum_path=header_file,
-                        start_marker='^enum BadMessageReason {',
-                        end_marker='^BAD_MESSAGE_MAX')
+                        start_marker='^enum (class )?BadMessageReason {',
+                        end_marker='^BAD_MESSAGE_MAX')