am ebad42d6: am 3fbfee2f: Merge "SipService: add wake lock for incoming INVITE packets." into gingerbread

Merge commit 'ebad42d6d35dc0dc07fe89650268453dbdff8a79'

* commit 'ebad42d6d35dc0dc07fe89650268453dbdff8a79':
  SipService: add wake lock for incoming INVITE packets.