bug fix when TimerService Product is not installed

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@4182 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Tool/AlarmTool.py

@@ -42,7 +42,7 @@ from DateTime import DateTime
 try:
   from Products.TimerService import getTimerService
 except ImportError:
-  def getTimerService():
+  def getTimerService(self):
     pass
 
 class AlarmTool(BaseTool):