Fix cdma data calls based on NV.

For NV data calls we need to create dummy profiles
When DcTracker switches from lte to cdma we need to bring
down existing data call and establish new one (same goes
for switching cdma->lte).

Bug: 10804691

Conflicts:
src/java/com/android/internal/telephony/dataconnection/DcTracker.java
Change-Id: I7ad8d0632854ea9875afb76709c1ba894bf048fd