Revert of git_cl: Add the ability to set the description.

git_cl.py

Index: git_cl.py
diff --git a/git_cl.py b/git_cl.py
index b0c42f4aacd474ad3c9ee29bffc352bde5fe597f..bf949133c959efd8552fd8fe1752b34f55a88aaf 100755
--- a/git_cl.py
+++ b/git_cl.py
@@ -3279,8 +3279,6 @@
   """Brings up the editor for the current CL's description."""
   parser.add_option('-d', '--display', action='store_true',
                     help='Display the description instead of opening an editor')
-  parser.add_option('-n', '--new-description',
-                    help='New description to set for this issue (- for stdin)')
 
   _add_codereview_select_options(parser)
   auth.add_auth_options(parser)
@@ -3304,20 +3302,10 @@
   if not cl.GetIssue():
     DieWithError('This branch has no associated changelist.')
   description = ChangeDescription(cl.GetDescription())
-
   if options.display:
     print description.description
     return 0
-
-  if options.new_description:
-    text = options.new_description
-    if text == '-':
-      text = '\n'.join(sys.stdin.splitlines())
-
-    description.set_description(text)
-  else:
-    description.prompt()
-
+  description.prompt()
   if cl.GetDescription() != description.description:
     cl.UpdateDescription(description.description)
   return 0