Fix missing variable name in exception handler.

gclient_scm.py

 # Copyright (c) 2009 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 242 matching lines @@
       raise gclient_utils.Error('Invalid Upstream')
 
     # Update the remotes first so we have all the refs.
     for _ in range(10):
       try:
         remote_output, remote_err = scm.GIT.Capture(
             ['remote'] + verbose + ['update'],
             self.checkout_path,
             print_error=False)
         break
-      except gclient_utils.CheckCallError:
+      except gclient_utils.CheckCallError, e:
         # Hackish but at that point, git is known to work so just checking for
         # 502 in stderr should be fine.
         if '502' in e.stderr:
           print str(e)
           print "Sleeping 15 seconds and retrying..."
           time.sleep(15)
           continue
         raise
 
     if verbose:
@@ skipping 585 matching lines @@
       print("\n________ couldn't run \'%s\' in \'%s\':\nThe directory "
             "does not exist."
             % (' '.join(command), path))
       # There's no file list to retrieve.
     else:
       scm.SVN.RunAndGetFileList(options, command, path, file_list)
 
   def FullUrlForRelativeUrl(self, url):
     # Find the forth '/' and strip from there. A bit hackish.
     return '/'.join(self.url.split('/')[:4]) + url