tree 32a081b2d5b6396c2917d36d8b8b27719ea8c0c4
parent ceb656192cc6dfae2e73519129b1add553e1844c
author Chia-chi Yeh <chiachi@android.com> 1317166778 -0700
committer Chia-chi Yeh <chiachi@android.com> 1317426390 -0700

SipService: handle connectivity changes correctly.

This patch assumes that for the same network type,
there MUST be a DISCONNECTED between two CONNECTEDs.
Also removes the Wi-Fi scanning since the framework
already handles this when a WifiLock is held.

Bug: 4283795
Change-Id: I08481e70c651cffcbb516c8cc6584c919078fa4f