Commits

Hung-ying Tyan authored 4f8fd10f761
Make SipService listen to WIFI state change events. + Grab a WIFI lock if any account is opened to receive calls and WIFI is enabled + Release the WIFI lock if no account is opened to receive calls or WIFI is disabled + Remove screen on/off event receiver http://b/issue?id=3077454 Change-Id: Ifdf60a850bcf4106c75ec1e7563b26d8b33d7e92