Fix the notify method of the routing notifier

The notify method of the routing notifier don't have the correct
signature and change the case of the priority.

This change fixes it.

Change-Id: I833b19d0c054c94b861a4f6cc263c3487fa0e544
Closes-bug: #1316681
(cherry picked from commit cbbb90e28c608d165df94b779c04593bd17d02f1)
Merge "Fix the notify method of the routing notifier" into stable/icehouse