am 9c4c98b1: Merge "new presence icons for video/audio chats." into gingerbread

Merge commit '9c4c98b1027bbf0b7652a56a1f5614a028a01d33' into gingerbread-plus-aosp

* commit '9c4c98b1027bbf0b7652a56a1f5614a028a01d33':
  new presence icons for video/audio chats.