am 1180f2a0: Merge "Remove ringtone API from SipAudioCall." into gingerbread

Merge commit '1180f2a099a134c40f923c7e4162a5e7d7ca0184' into gingerbread-plus-aosp

* commit '1180f2a099a134c40f923c7e4162a5e7d7ca0184':
  Remove ringtone API from SipAudioCall.
tree: f5b1799976c978d04a73b8897d6b2152e23a020a
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. vpn/
  7. MODULE_LICENSE_APACHE2
  8. NOTICE