Telephony: fix null pointer exception

	that could force close phone app
	while inserting/modifying/deleting SIM contacts

Change-Id: I769cb184062c67af0d231c3d903e301c43ded335
Merge "Telephony: fix null pointer exception" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0