Fix an error in gclient revert where a directory is unexpected and locked

scm.py

 # Copyright (c) 2012 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.
 
 """SCM-specific utility classes."""
 
 import cStringIO
 import glob
 import logging
 import os
@@ skipping 1006 matching lines @@
     """
     for file_status in SVN.CaptureStatus(None, cwd):
       file_path = os.path.join(cwd, file_status[1])
       if (ignore_externals and
           file_status[0][0] == 'X' and
           file_status[0][1:].isspace()):
         # Ignore externals.
         logging.info('Ignoring external %s' % file_status[1])
         continue
 
+      # This is the case where '! L    .' is returned by 'svn status'. Just
+      # strip off the '/.'.
+      if file_path.endswith(os.path.sep + '.'):
+        file_path = file_path[:-2]
+
       if callback:
         callback(file_status)
 
       if os.path.exists(file_path):
         # svn revert is really stupid. It fails on inconsistent line-endings,
         # on switched directories, etc. So take no chance and delete everything!
         # In theory, it wouldn't be necessary for property-only change but then
         # it'd have to look for switched directories, etc so it's not worth
         # optimizing this use case.
         if os.path.isfile(file_path) or os.path.islink(file_path):
@@ skipping 13 matching lines @@
         # revert, like for properties.
         if not os.path.isdir(cwd):
           # '.' was deleted. It's not worth continuing.
           return
         try:
           SVN.Capture(['revert', file_status[1]], cwd=cwd)
         except subprocess2.CalledProcessError:
           if not os.path.exists(file_path):
             continue
           raise