[Findit] Improve output format and cherry-pick bugs fix.

tools/findit/git_repository_parser.py

 # Copyright (c) 2014 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 base64
 import xml.dom.minidom as minidom
 from xml.parsers.expat import ExpatError
 
 import crash_utils
 from repository_parser_interface import ParserInterface
 
 FILE_CHANGE_TYPE_MAP = {
     'add': 'A',
     'delete': 'D',
-    'modify': 'M'
+    'modify': 'M',
+    'rename': 'R'

[stgao, 2014/08/26 18:35:24]

I will address this one after lunch.
Just wanted other change get reviewed first.

 }
 
 
 class GitParser(ParserInterface):
   """Parser for Git repository in googlesource.
 
   Attributes:
     parsed_deps: A map from component path to its repository name, regression,
                  etc.
     url_parts_map: A map from url type to its url parts. This parts are added
@@ skipping 246 matching lines @@
         revision_url = base_url + revision_url_parts
         # TODO(jeun): Add a way to get content from JSON object.
         content = None
 
         (revision_info, _) = self.ParseChangelog(component, revision, revision)
         message = revision_info[revision]['message']
         return (content, revision, author, revision_url, message)
 
     # Return none if the region does not exist.
     return None