Description of problem:
Option -r for gnome-shell unknown.

Version-Release number of selected component (if applicable):
gnome-shell-3.0.0.2-2.fc15.x86_64


How reproducible:
always

Steps to Reproduce:
1. $ gnome-shell -r
2.
3.
  
Actual results:
gnome-shell: Unknown option -r

Expected results:
same as gnome-shell --replace
( gnome-shell --replace  in not working )
Additional info:
GNOME-SHELL(1)                                                  GNOME-SHELL(1)

NAME
       gnome-shell - Graphical shell for the GNOME desktop

SYNOPSIS
       gnome-shell [options]

DESCRIPTION
       GNOME  Shell  provides  core  user  interface functions for the GNOME 3
       desktop, like switching to windows and  launching  applications.  GNOME
       Shell  takes  advantage of the capabilities of modern graphics hardware
       and introduces innovative user interface concepts to provide a visually
       attractive and easy to use experience.

OPTIONS
       -r, --replace
              Replace the running metacity/gnome-panel