fix wtf crash when deps entry is at None

wtf

 #!/usr/bin/env python
 # Copyright (c) 2010 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.
 
 """Display active git branches and code changes in a chromiumos workspace."""
 
 import gclient_utils
 import os
 import re
@@ skipping 46 matching lines @@
 
   color = False
 
   if os.isatty(1):
     color = True
 
   base = os.path.basename(os.getcwd())
   root, entries = gclient_utils.GetGClientRootAndEntries()
 
   # which entries map to a git repos?
-  raw = [k for k, v in entries.items() if not re.search('svn', v)]
+  raw = [k for k, v in entries.items() if v and not re.search('svn', v)]

[M-A Ruel, 2012/09/12 20:34:14]

raw = sorted(k for k, v in entries.itermitems() if v and not re.search('svn',
v))

would be sooo much faster. At least an order of magnitude. :)

   raw.sort()
 
   # We want to use the full path for testing, but we want to use the relative
   # path for display.
   fulldirs = map(lambda(p): os.path.normpath(os.path.join(root, p)), raw)
   reldirs = map(lambda(p): re.sub('^' + base, '.', p), raw)
 
   for full_path, relative_path in zip(fulldirs, reldirs):
     show_dir(full_path, relative_path, color)
 
 if __name__ == '__main__':
   main()