DcTracker: ensure subscription is from NV before calling onRecordsLoaded

if CDMA and subscription is from SIM, we dont want to call onRecordsLoaded() if we dont meet the critiria to do so yet.

Change-Id: I1466cc2157c2d284970aec35c601c4b378389886
Merge branch 'cm-10.2' into martincz