[Findit] Fix blame for GIT and uptake bug fix.

tools/findit/blame.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.
 
 from threading import Lock, Thread
 
 from common import utils
 import crash_utils
 
 
@@ skipping 106 matching lines @@
   def __GenerateBlameEntry(self, repository_parser, stack_frame,
                            crash_revision, range_start, range_end):
     """Generates blame list from the arguments."""
     stack_frame_index = stack_frame.index
     component_path = stack_frame.component_path
     component_name = stack_frame.component_name
     file_name = stack_frame.file_name
     file_path = stack_frame.file_path
     crashed_line_number = stack_frame.crashed_line_range[0]
 
+    if file_path.startswith(component_path):
+      file_path = file_path[len(component_path):]
+
     # Parse blame information.
     parsed_blame_info = repository_parser.ParseBlameInfo(
         component_path, file_path, crashed_line_number, crash_revision)
 
     # If it fails to retrieve information, do not do anything.
     if not parsed_blame_info:
       return
 
     # Create blame object from the parsed info and add it to the list.
     (line_content, revision, author, url, message) = parsed_blame_info
@@ skipping 17 matching lines @@
       if blame.range_start and blame.range_end:
 
         # Discards results that are after the end of regression.
         if not utils.IsGitHash(blame.revision) and (
             int(blame.range_end) <= int(blame.revision)):
           continue
 
       filtered_blame_list.append(blame)
 
     self.blame_list = filtered_blame_list