[1/3] services/Telephony: Add AOSP Dialer check

Adds a check for the AOSP dialer so features dependent on it will be
disabled in Google dialer is used.

Change-Id: I7248a9750125ecc44be14f3a778c1188321e543a
Merge "[1/3] services/Telephony: Add AOSP Dialer check" into kitkat