am 6457a28b: Merge "Complete event registration in CallManager." into gingerbread

Merge commit '6457a28be8a0589fd027a86ebdee04a0cc6fefd5' into gingerbread-plus-aosp

* commit '6457a28be8a0589fd027a86ebdee04a0cc6fefd5':
  Complete event registration in CallManager.