SIP: push the logic of finding local address down to SipSessionGroup.

This allows different accounts binding on different IP addresses,
such as one on IPv4 and another on IPv6.

Bug: 4169057
Change-Id: I0bb36669394c281330091673fa338adea8f782cd
2 files changed
tree: 64157d2f17970c0e64f453559f8e40a3001ca70e
  1. java/
  2. jni/