Changes gcl upload to print a reminder that it doesn't do a try.

gcl.py

 #!/usr/bin/python
 # Copyright (c) 2006-2009 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.
 
 """\
 Wrapper script around Rietveld's upload.py that simplifies working with groups
 of files.
 """
 
@@ skipping 786 matching lines @@
     os.remove(desc_file)
 
   # Do background work on Rietveld to lint the file so that the results are
   # ready when the issue is viewed.
   SendToRietveld("/lint/issue%s_%s" % (issue, patchset), timeout=0.5)
 
   # Move back before considering try, so GetCodeReviewSettings is
   # consistent.
   os.chdir(previous_cwd)
 
+  print "*** Upload does not submit a try; use gcl try to submit a try. ***"
+
   return 0
 
 
 @need_change
 def CMDpresubmit(change_info):
   """Runs presubmit checks on the change.
 
   The actual presubmit code is implemented in presubmit_support.py and looks
   for PRESUBMIT.py files."""
   if not change_info.GetFiles():
@@ skipping 482 matching lines @@
     if command:
       return command(argv[1:])
     # Unknown command, try to pass that to svn
     return CMDpassthru(argv)
   except gclient_utils.Error, e:
     print('Got an exception')
     print(str(e))
 
 if __name__ == "__main__":
   sys.exit(main(sys.argv[1:]))