Given git hash, get SVN revision(if available) or Commit position.

tools/auto_bisect/bisect_utils.py

 # Copyright 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.
 
 """Utility functions used by the bisect tool.
 
 This includes functions related to checking out the depot and outputting
 annotations for the Buildbot waterfall.
 """
 
@@ skipping 282 matching lines @@
   Returns:
     True if blink, false if webkit.
   """
   git_cmd = ['cat-file', 'blob', '%s:%s' %(git_revision, FILE_DEPS_GIT)]
   search_str = 'blink.git'
   search_key = 'webkit_url'
   (out_put, ret_val) = RunGit(git_cmd)
   if ret_val:
     search_str = 'blink'
     search_key = 'webkit_trunk'
-    git_cmd = ['cat-file', 'blob', '%s:%s' %(git_revision, 'FILE_DEPS')]
+    git_cmd = ['cat-file', 'blob', '%s:%s' %(git_revision, FILE_DEPS)]
     (out_put, ret_val) = RunGit(git_cmd)
     if ret_val:
       print 'Error processing DEPS or .DEPS.git'
       return False
   locals =  {
       'Var': lambda _: locals["vars"][_],
       'From': lambda *args: None
   }
 
   exec out_put in  {}, locals
@@ skipping 292 matching lines @@
   return sys.platform.startswith('linux')
 
 
 def IsMacHost():
   """Checks whether or not the script is running on Mac.
 
   Returns:
     True if running on Mac.
   """
   return sys.platform.startswith('darwin')