audiopolicy: get rid of hardcoded attributes <--> stream types

Linked to CL in frameworks/av:
"audio policy service: Add introspection API to retrieve AudioProductStrategies"

Test: CTS: AudioTrackTest AudioRecordTest
Test: audio smoke test on sailfish, walleye blueline

Change-Id: I14515704bf8de76815f0d9ad7ed4b46f42a441b0
Signed-off-by: François Gaffie <francois.gaffie@renault.com>
2 files changed