Handle cases where '.' show up in svn status and is deleted

gclient_scm.py

 # Copyright (c) 2011 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.
 
 """Gclient-specific SCM-specific operations."""
 
 import logging
 import os
 import posixpath
 import re
@@ skipping 936 matching lines @@
       return self.update(options, [], file_list)
 
     def printcb(file_status):
       file_list.append(file_status[1])
       if logging.getLogger().isEnabledFor(logging.INFO):
         logging.info('%s%s' % (file_status[0], file_status[1]))
       else:
         print(os.path.join(self.checkout_path, file_status[1]))
     scm.SVN.Revert(self.checkout_path, callback=printcb)
 
+    # Revert() may delete the directory altogether.
+    if not os.path.isdir(self.checkout_path):
+      # Don't reuse the args.
+      return self.update(options, [], file_list)
+
     try:
       # svn revert is so broken we don't even use it. Using
       # "svn up --revision BASE" achieve the same effect.
       # file_list will contain duplicates.
       self._RunAndGetFileList(['update', '--revision', 'BASE'], options,
           file_list)
     except OSError, e:
       # Maybe the directory disapeared meanwhile. Do not throw an exception.
       logging.error('Failed to update:\n%s' % str(e))
 
@@ skipping 61 matching lines @@
       new_command.append('--force')
       if command[0] != 'checkout' and scm.SVN.AssertVersion('1.6')[0]:
         new_command.extend(('--accept', 'theirs-conflict'))
     elif options.manually_grab_svn_rev:
       new_command.append('--force')
       if command[0] != 'checkout' and scm.SVN.AssertVersion('1.6')[0]:
         new_command.extend(('--accept', 'postpone'))
     elif command[0] != 'checkout' and scm.SVN.AssertVersion('1.6')[0]:
       new_command.extend(('--accept', 'postpone'))
     return new_command