code: public void clearCommand(Command command) {
  		List controls = getControlsFor(command);
  		
  		for (int i=0;i<controls.size();i++) {
  	    	unbindCommand((Control) controls.get(i));
  	    }
  	}
docs: Clear all the controls that have been configured for a given command
  
  @param command The command whose controls should be unbound