SipService: mScreenOn is flipped to wrong value.
SipService: mScreenOn is flipped to wrong value.

http://b/issue?id=3077454

Change-Id: I23b6f70730074689b939e449c2c202ce8ffb586f

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base