Add assisted dialing feature propogation to call log.

Adds the mapping between the connection property and the call feature.

Test: None.

Unfortunately there doesn't look like a good way to stub
connection properties.

Bug: 35963245
Merged-In: I078a4cdcdce0455dbdbf825c89008b24bbb1b22b
Change-Id: I7db23c82754862bbcb44e636cd69d7b00022c0c3