Fixed crash in telephony when underlying data service died

If the underlying data service is dead, do not create the data
connection because there is no data service to handle the
request.

Fix: 175331950
Test: Manual
Merged-In: I4499dc5c3748c0fada6a9e58046b2f6d52c01bd2
Change-Id: I4499dc5c3748c0fada6a9e58046b2f6d52c01bd2
(cherry picked from commit 195b0905)